diff -Naur firefox-45.0esr.bak/browser/app/profile/firefox.js firefox-45.0esr/browser/app/profile/firefox.js
--- firefox-45.0esr.bak/browser/app/profile/firefox.js	2016-03-13
+++ firefox-45.0esr/browser/app/profile/firefox.js	2016-03-13
@@ -1617,13 +1617,6 @@
 // and because (normally) these errors are not persisted anywhere.
 pref("reader.errors.includeURLs", true);
 
-pref("browser.pocket.enabled", true);
-pref("browser.pocket.api", "api.getpocket.com");
-pref("browser.pocket.site", "getpocket.com");
-pref("browser.pocket.oAuthConsumerKey", "40249-e88c401e1b1f2242d9e441c4");
-pref("browser.pocket.useLocaleList", true);
-pref("browser.pocket.enabledLocales", "cs de en-GB en-US en-ZA es-ES es-MX fr hu it ja ja-JP-mac ko nl pl pt-BR pt-PT ru zh-CN zh-TW");
-
 pref("view_source.tab", true);
 
 pref("dom.webnotifications.serviceworker.enabled", true);
diff -Naur firefox-45.0esr.bak/browser/base/content/browser-context.inc firefox-45.0esr/browser/base/content/browser-context.inc
--- firefox-45.0esr.bak/browser/base/content/browser-context.inc	2016-03-13
+++ firefox-45.0esr/browser/base/content/browser-context.inc	2016-03-13
@@ -79,10 +79,6 @@
                 label="&saveLinkCmd.label;"
                 accesskey="&saveLinkCmd.accesskey;"
                 oncommand="gContextMenu.saveLink();"/>
-      <menuitem id="context-savelinktopocket"
-                label="&saveLinkToPocketCmd.label;"
-                accesskey="&saveLinkToPocketCmd.accesskey;"
-                oncommand="gContextMenu.saveLinkToPocket();"/>
       <menu id="context-marklinkMenu" label="&social.marklinkMenu.label;"
             accesskey="&social.marklinkMenu.accesskey;">
         <menupopup/>
@@ -270,10 +266,6 @@
                 label="&savePageCmd.label;"
                 accesskey="&savePageCmd.accesskey2;"
                 oncommand="gContextMenu.savePageAs();"/>
-      <menuitem id="context-pocket"
-                label="&saveToPocketCmd.label;"
-                accesskey="&saveToPocketCmd.accesskey;"
-                oncommand="gContextMenu.savePageToPocket();"/>
       <menu id="context-markpageMenu" label="&social.markpageMenu.label;"
             accesskey="&social.markpageMenu.accesskey;">
         <menupopup/>
diff -Naur firefox-45.0esr.bak/browser/base/content/browser.css firefox-45.0esr/browser/base/content/browser.css
--- firefox-45.0esr.bak/browser/base/content/browser.css	2016-03-13
+++ firefox-45.0esr/browser/base/content/browser.css	2016-03-13
@@ -18,30 +18,6 @@
 %endif
 }
 
-/* These values are chosen to keep the Loop detached chat window from
- * getting too small.  When it's too small, three bad things happen:
- *
- * - It looks terrible
- * - It's not really usable
- * - It's possible for the user to be transmitting video that's cropped by the
- *   the edge of the window, so that they're not aware of it, which is a
- *   privacy problem
- *
- * Note that if the chat window grows more users than Loop who want this
- * ability, we'll need to generalize.  A partial patch for this is in
- * bug 1112264.
- */
-
-#chat-window {
- /*
-  * In some ideal world, we'd have a simple way to express "block resizing
-  * along any dimension beyond the point at which an overflow event would
-  * occur".  But none of -moz-{fit,max,min}-content do what we want here. So..
-  */
-  min-width: 260px;
-  min-height: 315px;
-}
-
 #main-window[customize-entered] {
   min-width: -moz-fit-content;
 }
@@ -897,68 +873,6 @@
   -moz-binding: url("chrome://browser/content/translation-infobar.xml#translationbar");
 }
 
-/* Social */
-/* Note the chatbox 'width' values are duplicated in socialchat.xml */
-chatbox {
-  -moz-binding: url("chrome://browser/content/socialchat.xml#chatbox");
-  transition: height 150ms ease-out, width 150ms ease-out;
-  height: 290px;
-  width: 300px; /* CHAT_WIDTH_OPEN in socialchat.xml */
-}
-
-chatbox[customSize] {
-  width: 350px; /* CHAT_WIDTH_OPEN_ALT in socialchat.xml */
-}
-
-#chat-window[customSize] {
-  min-width: 350px;
-}
-
-chatbox[customSize="loopChatEnabled"] {
-  /* 430px as defined per UX */
-  height: 430px;
-}
-
-#chat-window[customSize="loopChatEnabled"] {
-  /* 325px + 30px top bar height. */
-  min-height: calc(325px + 30px);
-}
-
-chatbox[customSize="loopChatMessageAppended"] {
-  /* 430px as defined per UX */
-  height: 430px;
-}
-
-chatbox[customSize="loopChatDisabledMessageAppended"] {
-  /* 388px as defined per UX */
-  height: 388px;
-}
-
-#chat-window[customSize="loopChatMessageAppended"] {
-  /* 445px + 30px top bar height. */
-  min-height: calc(400px + 30px);
-}
-
-chatbox[minimized="true"] {
-  width: 160px;
-  height: 20px; /* CHAT_WIDTH_MINIMIZED in socialchat.xml */
-}
-
-chatbar {
-  -moz-binding: url("chrome://browser/content/socialchat.xml#chatbar");
-  height: 0;
-  max-height: 0;
-}
-
-.chatbar-innerbox {
-  margin: -285px 0 0;
-}
-
-chatbar[customSize] > .chatbar-innerbox {
-  /* 450px to make room for the maximum custom-size chatbox; currently 'loopChatMessageAppended'. */
-  margin-top: -450px;
-}
-
 /* Apply crisp rendering for favicons at exactly 2dppx resolution */
 @media (resolution: 2dppx) {
   #social-sidebar-favico,
diff -Naur firefox-45.0esr.bak/browser/base/content/browser.js firefox-45.0esr/browser/base/content/browser.js
--- firefox-45.0esr.bak/browser/base/content/browser.js	2016-03-13
+++ firefox-45.0esr/browser/base/content/browser.js	2016-03-13
@@ -53,37 +53,6 @@
                                    "@mozilla.org/windows-ui-utils;1", "nsIWindowsUIUtils");
 XPCOMUtils.defineLazyModuleGetter(this, "LightweightThemeManager",
                                   "resource://gre/modules/LightweightThemeManager.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "Pocket",
-                                  "resource:///modules/Pocket.jsm");
-
-// Can't use XPCOMUtils for these because the scripts try to define the variables
-// on window, and so the defineProperty inside defineLazyGetter fails.
-Object.defineProperty(window, "pktApi", {
-  get: function() {
-    // Avoid this getter running again:
-    delete window.pktApi;
-    Services.scriptloader.loadSubScript("chrome://browser/content/pocket/pktApi.js", window);
-    return window.pktApi;
-  },
-  configurable: true,
-  enumerable: true
-});
-
-function pktUIGetter(prop) {
-  return {
-    get: function() {
-      // Avoid either of these getters running again:
-      delete window.pktUI;
-      delete window.pktUIMessaging;
-      Services.scriptloader.loadSubScript("chrome://browser/content/pocket/main.js", window);
-      return window[prop];
-    },
-    configurable: true,
-    enumerable: true
-  };
-}
-Object.defineProperty(window, "pktUI", pktUIGetter("pktUI"));
-Object.defineProperty(window, "pktUIMessaging", pktUIGetter("pktUIMessaging"));
 
 XPCOMUtils.defineLazyGetter(this, "gBrowserBundle", function() {
   return Services.strings.createBundle('chrome://browser/locale/browser.properties');
diff -Naur firefox-45.0esr.bak/browser/base/content/browser-menubar.inc firefox-45.0esr/browser/base/content/browser-menubar.inc
--- firefox-45.0esr.bak/browser/base/content/browser-menubar.inc	2016-03-13
+++ firefox-45.0esr/browser/base/content/browser-menubar.inc	2016-03-13
@@ -413,7 +413,6 @@
                oncommand="BookmarksEventHandler.onCommand(event, this.parentNode._placesView);"
                onclick="BookmarksEventHandler.onClick(event, this.parentNode._placesView);"
                onpopupshowing="BookmarkingUI.onMainMenuPopupShowing(event);
-                               BookmarkingUI.updatePocketItemVisibility('menu_');
                                if (!this.parentNode._placesView)
                                  new PlacesMenu(event, 'place:folder=BOOKMARKS_MENU');"
                tooltip="bhTooltip" popupsinherittooltip="true">
@@ -422,12 +421,6 @@
                 command="Browser:ShowAllBookmarks"
                 key="manBookmarkKb"/>
       <menuseparator id="organizeBookmarksSeparator"/>
-      <menuitem id="menu_pocket" label="&pocketMenuitem.label;"
-#ifndef XP_MACOSX
-                class="menuitem-iconic"
-#endif
-                oncommand="openUILink(Pocket.listURL, event);"/>
-      <menuseparator id="menu_pocketSeparator"/>
       <menuitem id="menu_bookmarkThisPage"
                 command="Browser:AddBookmarkAs"
                 observes="bookmarkThisPageBroadcaster"
diff -Naur firefox-45.0esr.bak/browser/base/content/browser-places.js firefox-45.0esr/browser/base/content/browser-places.js
--- firefox-45.0esr.bak/browser/base/content/browser-places.js	2016-03-13
+++ firefox-45.0esr/browser/base/content/browser-places.js	2016-03-13
@@ -1552,12 +1552,6 @@
     PlacesCommandHook.updateBookmarkAllTabsCommand();
   },
 
-  updatePocketItemVisibility: function BUI_updatePocketItemVisibility(prefix) {
-    let hidden = !CustomizableUI.getPlacementOfWidget("pocket-button");
-    document.getElementById(prefix + "pocket").hidden = hidden;
-    document.getElementById(prefix + "pocketSeparator").hidden = hidden;
-  },
-
   _showBookmarkedNotification: function BUI_showBookmarkedNotification() {
     function getCenteringTransformForRects(rectToPosition, referenceRect) {
       let topDiff = referenceRect.top - rectToPosition.top;
@@ -1679,7 +1673,6 @@
 
   onPanelMenuViewShowing: function BUI_onViewShowing(aEvent) {
     this._updateBookmarkPageMenuItem();
-    this.updatePocketItemVisibility("panelMenu_");
     // Update checked status of the toolbar toggle.
     let viewToolbar = document.getElementById("panelMenu_viewBookmarksToolbar");
     let personalToolbar = document.getElementById("PersonalToolbar");
diff -Naur firefox-45.0esr.bak/browser/base/content/browser.xul firefox-45.0esr/browser/base/content/browser.xul
--- firefox-45.0esr.bak/browser/base/content/browser.xul	2016-03-13
+++ firefox-45.0esr/browser/base/content/browser.xul	2016-03-13
@@ -290,18 +290,6 @@
            noautofocus="true"
            position="topcenter topright"/>
 
-    <panel id="loop-notification-panel"
-           class="loop-panel social-panel"
-           type="arrow"
-           hidden="true"
-           noautofocus="true"/>
-
-    <panel id="loop-panel"
-           class="loop-panel social-panel"
-           type="arrow"
-           orient="horizontal"
-           hidden="true"/>
-
     <menupopup id="toolbar-context-menu"
                onpopupshowing="onViewToolbarsPopupShowing(event, document.getElementById('viewToolbarsMenuSeparator'));">
       <menuitem oncommand="gCustomizeMode.addToPanel(document.popupNode)"
@@ -609,9 +597,9 @@
              fullscreentoolbar="true" mode="icons" customizable="true"
              iconsize="small"
 #ifdef MOZ_DEV_EDITION
-             defaultset="urlbar-container,search-container,developer-button,bookmarks-menu-button,pocket-button,downloads-button,home-button,loop-button"
+             defaultset="urlbar-container,search-container,developer-button,bookmarks-menu-button,downloads-button,home-button"
 #else
-             defaultset="urlbar-container,search-container,bookmarks-menu-button,pocket-button,downloads-button,home-button,loop-button"
+             defaultset="urlbar-container,search-container,bookmarks-menu-button,downloads-button,home-button"
 #endif
              customizationtarget="nav-bar-customization-target"
              overflowable="true"
@@ -787,7 +775,6 @@
                      oncommand="BookmarksEventHandler.onCommand(event, this.parentNode._placesView);"
                      onclick="BookmarksEventHandler.onClick(event, this.parentNode._placesView);"
                      onpopupshowing="BookmarkingUI.onPopupShowing(event);
-                                     BookmarkingUI.updatePocketItemVisibility('BMB_');
                                      BookmarkingUI.attachPlacesView(event, this);"
                      tooltip="bhTooltip" popupsinherittooltip="true">
             <menuitem id="BMB_viewBookmarksSidebar"
@@ -804,11 +791,6 @@
                       command="Browser:ShowAllBookmarks"
                       key="manBookmarkKb"/>
             <menuseparator/>
-            <menuitem id="BMB_pocket"
-                      class="menuitem-iconic bookmark-item subviewbutton"
-                      label="&pocketMenuitem.label;"
-                      oncommand="openUILink(Pocket.listURL, event);"/>
-            <menuseparator id="BMB_pocketSeparator"/>
             <menuitem id="BMB_subscribeToPageMenuitem"
 #ifndef XP_MACOSX
                       class="menuitem-iconic subviewbutton"
diff -Naur firefox-45.0esr.bak/browser/base/content/nsContextMenu.js firefox-45.0esr/browser/base/content/nsContextMenu.js
--- firefox-45.0esr.bak/browser/base/content/nsContextMenu.js	2016-03-13
+++ firefox-45.0esr/browser/base/content/nsContextMenu.js	2016-03-13
@@ -13,8 +13,6 @@
 
 XPCOMUtils.defineLazyModuleGetter(this, "CustomizableUI",
   "resource:///modules/CustomizableUI.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "Pocket",
-  "resource:///modules/Pocket.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "LoginHelper",
   "resource://gre/modules/LoginHelper.jsm");
 
@@ -216,25 +214,6 @@
                      SimpleServiceDiscovery.services.length > 0 &&
                      CastingApps.getServicesForVideo(this.target).length > 0;
     this.setItemAttr("context-castvideo", "disabled", !shouldShowCast);
-
-    this.initPocketItems();
-  },
-
-  initPocketItems: function CM_initPocketItems() {
-    var showSaveCurrentPageToPocket = !(this.onTextInput || this.onLink ||
-                                        this.isContentSelected || this.onImage ||
-                                        this.onCanvas || this.onVideo || this.onAudio);
-    let targetURI = (this.onSaveableLink || this.onPlainTextLink) ? this.linkURI : this.browser.currentURI;
-    let canPocket = CustomizableUI.getPlacementOfWidget("pocket-button") &&
-                    window.pktApi && window.pktApi.isUserLoggedIn();
-    canPocket = canPocket && (targetURI.schemeIs("http") || targetURI.schemeIs("https") ||
-                              (targetURI.schemeIs("about") && ReaderMode.getOriginalUrl(targetURI.spec)));
-    canPocket = canPocket && window.gBrowser && this.browser.getTabBrowser() == window.gBrowser;
-
-    this.showItem("context-pocket", canPocket && showSaveCurrentPageToPocket);
-    let showSaveLinkToPocket = canPocket && !showSaveCurrentPageToPocket &&
-                               (this.onSaveableLink || this.onPlainTextLink);
-    this.showItem("context-savelinktopocket", showSaveLinkToPocket);
   },
 
   initViewItems: function CM_initViewItems() {
@@ -1723,14 +1702,6 @@
     saveBrowser(this.browser);
   },
 
-  saveLinkToPocket: function CM_saveLinkToPocket() {
-    Pocket.savePage(this.browser, this.linkURL);
-  },
-
-  savePageToPocket: function CM_saveToPocket() {
-    Pocket.savePage(this.browser, this.browser.currentURI.spec, this.browser.contentTitle);
-  },
-
   printFrame: function CM_printFrame() {
     PrintUtils.printWindow(this.frameOuterWindowID, this.browser);
   },
diff -Naur firefox-45.0esr.bak/browser/components/customizableui/content/panelUI.inc.xul firefox-45.0esr/browser/components/customizableui/content/panelUI.inc.xul
--- firefox-45.0esr.bak/browser/components/customizableui/content/panelUI.inc.xul	2016-03-13
+++ firefox-45.0esr/browser/components/customizableui/content/panelUI.inc.xul	2016-03-13
@@ -196,10 +196,6 @@
                        observes="bookmarkThisPageBroadcaster"
                        command="Browser:AddBookmarkAs"
                        onclick="PanelUI.hide();"/>
-        <toolbarseparator id="panelMenu_pocketSeparator"/>
-        <toolbarbutton id="panelMenu_pocket" label="&pocketMenuitem.label;"
-                       class="subviewbutton cui-withicon"
-                       oncommand="openUILink(Pocket.listURL, event);"/>
         <toolbarseparator/>
         <toolbarbutton id="panelMenu_viewBookmarksSidebar"
                        label="&viewBookmarksSidebar2.label;"
@@ -243,8 +239,6 @@
 
     <panelview id="PanelUI-socialapi" flex="1"/>
 
-    <panelview id="PanelUI-loopapi" flex="1"/>
-
     <panelview id="PanelUI-feeds" flex="1" oncommand="FeedHandler.subscribeToFeed(null, event);">
       <label value="&feedsMenu.label;" class="panel-subview-header"/>
     </panelview>
@@ -315,11 +309,6 @@
       </vbox>
     </panelview>
 
-    <panelview id="PanelUI-pocketView" flex="1">
-      <vbox class="panel-subview-body">
-      </vbox>
-    </panelview>
-
 
   </panelmultiview>
   <!-- These menupopups are located here to prevent flickering,
diff -Naur firefox-45.0esr.bak/browser/components/customizableui/CustomizableUI.jsm firefox-45.0esr/browser/components/customizableui/CustomizableUI.jsm
--- firefox-45.0esr.bak/browser/components/customizableui/CustomizableUI.jsm	2016-03-13
+++ firefox-45.0esr/browser/components/customizableui/CustomizableUI.jsm	2016-03-13
@@ -64,7 +64,6 @@
  * version the button is removed in as the value.  e.g. "pocket-button": 5
  */
 var ObsoleteBuiltinButtons = {
-  "loop-button": 5
 };
 
 /**
@@ -219,18 +218,8 @@
       "bookmarks-menu-button",
       "downloads-button",
       "home-button",
-      "loop-button",
     ];
 
-    // Insert the Pocket button after the bookmarks button if it's present.
-    for (let widgetDefinition of CustomizableWidgets) {
-      if (widgetDefinition.id == "pocket-button") {
-        let idx = navbarPlacements.indexOf("bookmarks-menu-button") + 1;
-        navbarPlacements.splice(idx, 0, widgetDefinition.id);
-        break;
-      }
-    }
-
     if (Services.prefs.getBoolPref(kPrefWebIDEInNavbar)) {
       navbarPlacements.push("webide-button");
     }
@@ -355,15 +344,6 @@
         }
       }
     }
-
-    if (currentVersion < 2) {
-      // Nuke the old 'loop-call-button' out of orbit.
-      CustomizableUI.removeWidgetFromArea("loop-call-button");
-    }
-
-    if (currentVersion < 4) {
-      CustomizableUI.removeWidgetFromArea("loop-button-throttled");
-    }
   },
 
   /**
diff -Naur firefox-45.0esr.bak/browser/components/customizableui/CustomizableWidgets.jsm firefox-45.0esr/browser/components/customizableui/CustomizableWidgets.jsm
--- firefox-45.0esr.bak/browser/components/customizableui/CustomizableWidgets.jsm	2016-03-13
+++ firefox-45.0esr/browser/components/customizableui/CustomizableWidgets.jsm	2016-03-13
@@ -18,8 +18,6 @@
   "resource:///modules/PlacesUIUtils.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "RecentlyClosedTabsAndWindowsMenuUtils",
   "resource:///modules/sessionstore/RecentlyClosedTabsAndWindowsMenuUtils.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "Pocket",
-  "resource:///modules/Pocket.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "ShortcutUtils",
   "resource://gre/modules/ShortcutUtils.jsm");
 XPCOMUtils.defineLazyModuleGetter(this, "CharsetMenu",
@@ -1219,68 +1217,6 @@
   });
 }
 
-if (Services.prefs.getBoolPref("browser.pocket.enabled")) {
-  let isEnabledForLocale = true;
-  if (Services.prefs.getBoolPref("browser.pocket.useLocaleList")) {
-    let chromeRegistry = Cc["@mozilla.org/chrome/chrome-registry;1"]
-                           .getService(Ci.nsIXULChromeRegistry);
-    let browserLocale = chromeRegistry.getSelectedLocale("browser");
-    let enabledLocales = [];
-    try {
-      enabledLocales = Services.prefs.getCharPref("browser.pocket.enabledLocales").split(' ');
-    } catch (ex) {
-      Cu.reportError(ex);
-    }
-    isEnabledForLocale = enabledLocales.indexOf(browserLocale) != -1;
-  }
-
-  if (isEnabledForLocale) {
-    let pocketButton = {
-      id: "pocket-button",
-      defaultArea: CustomizableUI.AREA_NAVBAR,
-      introducedInVersion: "pref",
-      type: "view",
-      viewId: "PanelUI-pocketView",
-      // Use forwarding functions here to avoid loading Pocket.jsm on startup:
-      onViewShowing: function() {
-        return Pocket.onPanelViewShowing.apply(this, arguments);
-      },
-      onViewHiding: function() {
-        return Pocket.onPanelViewHiding.apply(this, arguments);
-      },
-
-      // If the user has the "classic" Pocket add-on installed, use that instead
-      // and destroy the widget.
-      conditionalDestroyPromise: new Promise(resolve => {
-        AddonManager.getAddonByID("isreaditlater@ideashower.com", addon => {
-          resolve(addon && addon.isActive);
-        });
-      }),
-    };
-
-    CustomizableWidgets.push(pocketButton);
-    CustomizableUI.addListener(pocketButton);
-
-    // Uninstall the Pocket social provider if it exists, but only if we haven't
-    // already uninstalled it in this manner.  That way the user can reinstall
-    // it if they prefer it without its being uninstalled every time they start
-    // the browser.
-    let origin = "https://getpocket.com";
-    SocialService.getProvider(origin, provider => {
-      if (provider) {
-        let pref = "social.backup.getpocket-com";
-        if (!Services.prefs.prefHasUserValue(pref)) {
-          let str = Cc["@mozilla.org/supports-string;1"].
-                    createInstance(Ci.nsISupportsString);
-          str.data = JSON.stringify(provider.manifest);
-          Services.prefs.setComplexValue(pref, Ci.nsISupportsString, str);
-          SocialService.uninstallProvider(origin, () => {});
-        }
-      }
-    });
-  }
-}
-
 #ifdef E10S_TESTING_ONLY
 var e10sDisabled = false;
 #ifdef XP_MACOSX
diff -Naur firefox-45.0esr.bak/browser/components/moz.build firefox-45.0esr/browser/components/moz.build
--- firefox-45.0esr.bak/browser/components/moz.build	2016-03-13
+++ firefox-45.0esr/browser/components/moz.build	2016-03-13
@@ -15,7 +15,6 @@
     'migration',
     'newtab',
     'places',
-    'pocket',
     'preferences',
     'privatebrowsing',
     'search',
diff -Naur firefox-45.0esr.bak/browser/components/pocket/moz.build firefox-45.0esr/browser/components/pocket/moz.build
--- firefox-45.0esr.bak/browser/components/pocket/moz.build	2016-03-13
+++ firefox-45.0esr/browser/components/pocket/moz.build	2016-03-13
@@ -3,5 +3,3 @@
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 JAR_MANIFESTS += ['jar.mn']
-
-EXTRA_JS_MODULES += ['Pocket.jsm']
diff -Naur firefox-45.0esr.bak/browser/components/uitour/UITour.jsm firefox-45.0esr/browser/components/uitour/UITour.jsm
--- firefox-45.0esr.bak/browser/components/uitour/UITour.jsm	2016-03-13
+++ firefox-45.0esr/browser/components/uitour/UITour.jsm	2016-03-13
@@ -152,59 +152,6 @@
       query: "#panic-button",
       widgetName: "panic-button",
     }],
-    ["loop",        {
-      allowAdd: true,
-      query: "#loop-button",
-      widgetName: "loop-button",
-    }],
-    ["loop-newRoom", {
-      infoPanelPosition: "leftcenter topright",
-      query: (aDocument) => {
-        let loopUI = aDocument.defaultView.LoopUI;
-        // Use the parentElement full-width container of the button so our arrow
-        // doesn't overlap the panel contents much.
-        return loopUI.browser.contentDocument.querySelector(".new-room-button").parentElement;
-      },
-    }],
-    ["loop-roomList", {
-      infoPanelPosition: "leftcenter topright",
-      query: (aDocument) => {
-        let loopUI = aDocument.defaultView.LoopUI;
-        return loopUI.browser.contentDocument.querySelector(".room-list");
-      },
-    }],
-    ["loop-selectedRoomButtons", {
-      infoPanelOffsetY: -20,
-      infoPanelPosition: "start_after",
-      query: (aDocument) => {
-        let chatbox = aDocument.querySelector("chatbox[src^='about\:loopconversation'][selected]");
-
-        // Check that the real target actually exists
-        if (!chatbox || !chatbox.contentDocument ||
-            !chatbox.contentDocument.querySelector(".call-action-group")) {
-          return null;
-        }
-
-        // But anchor on the <browser> in the chatbox so the panel doesn't jump to undefined
-        // positions when the copy/email buttons disappear e.g. when the feedback form opens or
-        // somebody else joins the room.
-        return chatbox.content;
-      },
-    }],
-    ["loop-signInUpLink", {
-      query: (aDocument) => {
-        let loopBrowser = aDocument.defaultView.LoopUI.browser;
-        if (!loopBrowser) {
-          return null;
-        }
-        return loopBrowser.contentDocument.querySelector(".signin-link");
-      },
-    }],
-    ["pocket", {
-      allowAdd: true,
-      query: "#pocket-button",
-      widgetName: "pocket-button",
-    }],
     ["privateWindow",  {query: "#privatebrowsing-button"}],
     ["quit",        {query: "#PanelUI-quit"}],
     ["readerMode-urlBar", {query: "#reader-mode-button"}],
@@ -869,16 +816,12 @@
     this.hideInfo(aWindow);
     // Ensure the menu panel is hidden before calling recreatePopup so popup events occur.
     this.hideMenu(aWindow, "appMenu");
-    this.hideMenu(aWindow, "loop");
     this.hideMenu(aWindow, "controlCenter");
 
     // Clean up panel listeners after calling hideMenu above.
     aWindow.PanelUI.panel.removeEventListener("popuphiding", this.hideAppMenuAnnotations);
     aWindow.PanelUI.panel.removeEventListener("ViewShowing", this.hideAppMenuAnnotations);
     aWindow.PanelUI.panel.removeEventListener("popuphidden", this.onPanelHidden);
-    let loopPanel = aWindow.document.getElementById("loop-notification-panel");
-    loopPanel.removeEventListener("popuphidden", this.onPanelHidden);
-    loopPanel.removeEventListener("popuphiding", this.hideLoopPanelAnnotations);
     let controlCenterPanel = aWindow.gIdentityHandler._identityPopup;
     controlCenterPanel.removeEventListener("popuphidden", this.onPanelHidden);
     controlCenterPanel.removeEventListener("popuphiding", this.hideControlCenterAnnotations);
@@ -1592,71 +1535,6 @@
         popup.addEventListener("popupshown", onPopupShown);
       }
       aWindow.document.getElementById("identity-box").click();
-    } else if (aMenuName == "loop") {
-      let toolbarButton = aWindow.LoopUI.toolbarButton;
-      // It's possible to have a node that isn't placed anywhere
-      if (!toolbarButton || !toolbarButton.node ||
-          !CustomizableUI.getPlacementOfWidget(toolbarButton.node.id)) {
-        log.debug("Can't show the Loop menu since the toolbarButton isn't placed");
-        return;
-      }
-
-      let panel = aWindow.document.getElementById("loop-notification-panel");
-      panel.setAttribute("noautohide", true);
-      if (panel.state != "open") {
-        this.recreatePopup(panel);
-        this.availableTargetsCache.clear();
-      }
-
-      // An event object is expected but we don't want to toggle the panel with a click if the panel
-      // is already open.
-      aWindow.LoopUI.openCallPanel({ target: toolbarButton.node, }, "rooms").then(() => {
-        if (aOpenCallback) {
-          aOpenCallback();
-        }
-      });
-      panel.addEventListener("popuphidden", this.onPanelHidden);
-      panel.addEventListener("popuphiding", this.hideLoopPanelAnnotations);
-    } else if (aMenuName == "pocket") {
-      this.getTarget(aWindow, "pocket").then(Task.async(function* onPocketTarget(target) {
-        let widgetGroupWrapper = CustomizableUI.getWidget(target.widgetName);
-        if (widgetGroupWrapper.type != "view" || !widgetGroupWrapper.viewId) {
-          log.error("Can't open the pocket menu without a view");
-          return;
-        }
-        let placement = CustomizableUI.getPlacementOfWidget(target.widgetName);
-        if (!placement || !placement.area) {
-          log.error("Can't open the pocket menu without a placement");
-          return;
-        }
-
-        if (placement.area == CustomizableUI.AREA_PANEL) {
-          // Open the appMenu and wait for it if it's not already opened or showing a subview.
-          yield new Promise((resolve, reject) => {
-            if (aWindow.PanelUI.panel.state != "closed") {
-              if (aWindow.PanelUI.multiView.showingSubView) {
-                reject("A subview is already showing");
-                return;
-              }
-
-              resolve();
-              return;
-            }
-
-            aWindow.PanelUI.panel.addEventListener("popupshown", function onShown() {
-              aWindow.PanelUI.panel.removeEventListener("popupshown", onShown);
-              resolve();
-            });
-
-            aWindow.PanelUI.show();
-          });
-        }
-
-        let widgetWrapper = widgetGroupWrapper.forWindow(aWindow);
-        aWindow.PanelUI.showSubView(widgetGroupWrapper.viewId,
-                                    widgetWrapper.anchor,
-                                    placement.area);
-      })).catch(log.error);
     }
   },
 
@@ -1675,9 +1553,6 @@
     } else if (aMenuName == "controlCenter") {
       let panel = aWindow.gIdentityHandler._identityPopup;
       panel.hidePopup();
-    } else if (aMenuName == "loop") {
-      let panel = aWindow.document.getElementById("loop-notification-panel");
-      panel.hidePopup();
     }
   },
 
@@ -1710,12 +1585,6 @@
     UITour.hideAnnotationsForPanel(aEvent, UITour.targetIsInAppMenu);
   },
 
-  hideLoopPanelAnnotations: function(aEvent) {
-    UITour.hideAnnotationsForPanel(aEvent, (aTarget) => {
-      return aTarget.targetName.startsWith("loop-") && aTarget.targetName != "loop-selectedRoomButtons";
-    });
-  },
-
   hideControlCenterAnnotations(aEvent) {
     UITour.hideAnnotationsForPanel(aEvent, (aTarget) => {
       return aTarget.targetName.startsWith("controlCenter-");
@@ -1813,11 +1682,6 @@
       case "availableTargets":
         this.getAvailableTargets(aMessageManager, aWindow, aCallbackID);
         break;
-      case "loop":
-        this.sendPageCallback(aMessageManager, aCallbackID, {
-          gettingStartedSeen: Services.prefs.getBoolPref("loop.gettingStarted.seen"),
-        });
-        break;
       case "search":
       case "selectedSearchEngine":
         Services.search.init(rv => {
@@ -1859,10 +1723,6 @@
           }
         } catch (e) {}
         break;
-      case "Loop:ResumeTourOnFirstJoin":
-        // Ignore aValue in this case to avoid accidentally setting it to false.
-        Services.prefs.setBoolPref("loop.gettingStarted.resumeOnFirstJoin", true);
-        break;
       default:
         log.error("setConfiguration: Unknown configuration requested: " + aConfiguration);
         break;
diff -Naur firefox-45.0esr.bak/browser/extensions/moz.build firefox-45.0esr/browser/extensions/moz.build
--- firefox-45.0esr.bak/browser/extensions/moz.build	2016-03-13
+++ firefox-45.0esr/browser/extensions/moz.build	2016-03-13
@@ -5,7 +5,6 @@
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 DIRS += [
-    'loop',
     'pdfjs',
     'shumway',
 ]
diff -Naur firefox-45.0esr.bak/browser/locales/en-US/chrome/browser/browser.dtd firefox-45.0esr/browser/locales/en-US/chrome/browser/browser.dtd
--- firefox-45.0esr.bak/browser/locales/en-US/chrome/browser/browser.dtd	2016-03-13
+++ firefox-45.0esr/browser/locales/en-US/chrome/browser/browser.dtd	2016-03-13
@@ -252,8 +252,6 @@
 <!ENTITY addons.commandkey            "A">
 <!ENTITY webapps.label                "Apps">
 <!ENTITY webapps.accesskey            "p">
-<!ENTITY loopMenuItem.label           "Start a conversation…">
-<!ENTITY loopMenuItem.accesskey       "t">
 
 <!ENTITY webDeveloperMenu.label       "Web Developer">
 <!ENTITY webDeveloperMenu.accesskey   "W">
@@ -936,10 +934,3 @@
 <!ENTITY emeNotificationsNotNow.accesskey         "N">
 <!ENTITY emeNotificationsDontAskAgain.label       "Don't ask me again">
 <!ENTITY emeNotificationsDontAskAgain.accesskey   "D">
-
-<!-- LOCALIZATION NOTE (saveToPocketCmd.label, saveLinkToPocketCmd.label, pocketMenuitem.label): Pocket is a brand name -->
-<!ENTITY saveToPocketCmd.label     "Save Page to Pocket">
-<!ENTITY saveToPocketCmd.accesskey "k">
-<!ENTITY saveLinkToPocketCmd.label     "Save Link to Pocket">
-<!ENTITY saveLinkToPocketCmd.accesskey "o">
-<!ENTITY pocketMenuitem.label      "View Pocket List">
diff -Naur firefox-45.0esr.bak/browser/locales/en-US/chrome/browser/customizableui/customizableWidgets.properties firefox-45.0esr/browser/locales/en-US/chrome/browser/customizableui/customizableWidgets.properties
--- firefox-45.0esr.bak/browser/locales/en-US/chrome/browser/customizableui/customizableWidgets.properties	2016-03-13
+++ firefox-45.0esr/browser/locales/en-US/chrome/browser/customizableui/customizableWidgets.properties	2016-03-13
@@ -96,19 +96,6 @@
 # %2$S is the keyboard shortcut
 quit-button.tooltiptext.mac = Quit %1$S (%2$S)
 
-# LOCALIZATION NOTE(loop-call-button3.label): This is a brand name, request
-# approval before you change it.
-loop-call-button3.label = Hello
-loop-call-button3.tooltiptext2 = Browse this page with a friend
-loop-call-button3-error.tooltiptext = Error!
-loop-call-button3-donotdisturb.tooltiptext = Do not disturb
-loop-call-button3-screensharing.tooltiptext = You are sharing your screen
-loop-call-button3-active.tooltiptext2 = You are sharing your tabs
-loop-call-button3-participantswaiting.tooltiptext2 = Someone is waiting for you
-# LOCALIZATION NOTE(loop-call-button3-pb.tooltiptext): Shown when the button is
-# placed inside a Private Browsing window. %S is the value of loop-call-button3.label.
-loop-call-button3-pb.tooltiptext = %S is not available in Private Browsing
-
 social-share-button.label = Share This Page
 social-share-button.tooltiptext = Share this page
 
@@ -124,10 +111,5 @@
 devtools-webide-button2.label = WebIDE
 devtools-webide-button2.tooltiptext = Open WebIDE (%S)
 
-# LOCALIZATION NOTE(pocket-button.label, pocket-button.tooltiptext): "Pocket"
-# is a brand name.
-pocket-button.label = Pocket
-pocket-button.tooltiptext = Save to Pocket
-
 e10s-button.label = New Non-e10s Window
 e10s-button.tooltiptext = Open a new Non-e10s Window
diff -Naur firefox-45.0esr.bak/browser/locales/jar.mn firefox-45.0esr/browser/locales/jar.mn
--- firefox-45.0esr.bak/browser/locales/jar.mn	2016-03-13
+++ firefox-45.0esr/browser/locales/jar.mn	2016-03-13
@@ -24,10 +24,8 @@
     locale/browser/browser.dtd                     (%chrome/browser/browser.dtd)
     locale/browser/baseMenuOverlay.dtd             (%chrome/browser/baseMenuOverlay.dtd)
     locale/browser/browser.properties              (%chrome/browser/browser.properties)
-    locale/browser/browser-pocket.properties       (%chrome/browser/browser-pocket.properties)
     locale/browser/customizableui/customizableWidgets.properties (%chrome/browser/customizableui/customizableWidgets.properties)
     locale/browser/lightweightThemes.properties    (%chrome/browser/lightweightThemes.properties)
-    locale/browser/loop/loop.properties            (%chrome/browser/loop/loop.properties)
     locale/browser/newTab.dtd                      (%chrome/browser/newTab.dtd)
     locale/browser/newTab.properties               (%chrome/browser/newTab.properties)
     locale/browser/pageInfo.dtd                    (%chrome/browser/pageInfo.dtd)
diff -Naur firefox-45.0esr.bak/browser/modules/BrowserUITelemetry.jsm firefox-45.0esr/browser/modules/BrowserUITelemetry.jsm
--- firefox-45.0esr.bak/browser/modules/BrowserUITelemetry.jsm	2016-03-13
+++ firefox-45.0esr/browser/modules/BrowserUITelemetry.jsm	2016-03-13
@@ -49,7 +49,6 @@
       "urlbar-container",
       "search-container",
       "bookmarks-menu-button",
-      "pocket-button",
       "downloads-button",
       "home-button",
       "social-share-button",
@@ -668,7 +667,7 @@
     "copyvideourl", "copyaudiourl", "saveimage", "shareimage", "sendimage",
     "setDesktopBackground", "viewimageinfo", "viewimagedesc", "savevideo",
     "sharevideo", "saveaudio", "video-saveimage", "sendvideo", "sendaudio",
-    "ctp-play", "ctp-hide", "sharepage", "savepage", "pocket", "markpageMenu",
+    "ctp-play", "ctp-hide", "sharepage", "savepage", "markpageMenu",
     "viewbgimage", "undo", "cut", "copy", "paste", "delete", "selectall",
     "keywordfield", "searchselect", "shareselect", "frame", "showonlythisframe",
     "openframeintab", "openframe", "reloadframe", "bookmarkframe", "saveframe",
diff -Naur firefox-45.0esr.bak/browser/modules/ReaderParent.jsm firefox-45.0esr/browser/modules/ReaderParent.jsm
--- firefox-45.0esr.bak/browser/modules/ReaderParent.jsm	2016-03-13
+++ firefox-45.0esr/browser/modules/ReaderParent.jsm	2016-03-13
@@ -25,11 +25,9 @@
 
   MESSAGES: [
     "Reader:AddToList",
-    "Reader:AddToPocket",
     "Reader:ArticleGet",
     "Reader:FaviconRequest",
     "Reader:ListStatusRequest",
-    "Reader:PocketEnabledGet",
     "Reader:RemoveFromList",
     "Reader:Share",
     "Reader:SystemUIVisibility",
@@ -47,24 +45,6 @@
 
   receiveMessage: function(message) {
     switch (message.name) {
-      case "Reader:AddToPocket": {
-        let doc = message.target.ownerDocument;
-        let pocketWidget = doc.getElementById("pocket-button");
-        let placement = CustomizableUI.getPlacementOfWidget("pocket-button");
-        if (placement) {
-          if (placement.area == CustomizableUI.AREA_PANEL) {
-            doc.defaultView.PanelUI.show().then(function() {
-              // The DOM node might not exist yet if the panel wasn't opened before.
-              pocketWidget = doc.getElementById("pocket-button");
-              pocketWidget.doCommand();
-            });
-          } else {
-            pocketWidget.doCommand();
-          }
-        }
-        break;
-      }
-
       case "Reader:ArticleGet":
         this._getArticle(message.data.url, message.target).then((article) => {
           // Make sure the target browser is still alive before trying to send data back.
@@ -78,13 +58,6 @@
         });
         break;
 
-      case "Reader:PocketEnabledGet": {
-        let pocketPlacement = CustomizableUI.getPlacementOfWidget("pocket-button");
-        let isPocketEnabled = pocketPlacement && pocketPlacement.area;
-        message.target.messageManager.sendAsyncMessage("Reader:PocketEnabledData", { enabled: !!isPocketEnabled});
-        break;
-      }
-
       case "Reader:FaviconRequest": {
         if (message.target.messageManager) {
           let faviconUrl = PlacesUtils.promiseFaviconLinkUrl(message.data.url);
diff -Naur firefox-45.0esr.bak/browser/themes/linux/browser.css firefox-45.0esr/browser/themes/linux/browser.css
--- firefox-45.0esr.bak/browser/themes/linux/browser.css	2016-03-13
+++ firefox-45.0esr/browser/themes/linux/browser.css	2016-03-13
@@ -525,12 +525,6 @@
   list-style-image: url("chrome://browser/skin/places/unsortedBookmarks.png");
 }
 
-#panelMenu_pocket,
-#menu_pocket,
-#BMB_pocket {
-  list-style-image: url("chrome://browser/content/pocket/panels/img/pocketmenuitem16.png");
-}
-
 #menu_openDownloads {
   list-style-image: url("chrome://browser/skin/Toolbar-small.png");
   -moz-image-region: rect(0px 16px 16px 0px);
diff -Naur firefox-45.0esr.bak/browser/themes/osx/browser.css firefox-45.0esr/browser/themes/osx/browser.css
--- firefox-45.0esr.bak/browser/themes/osx/browser.css	2016-03-13
+++ firefox-45.0esr/browser/themes/osx/browser.css	2016-03-13
@@ -576,24 +576,6 @@
   }
 }
 
-#panelMenu_pocket,
-#menu_pocket,
-#BMB_pocket {
-  list-style-image: url("chrome://browser/content/pocket/panels/img/pocketmenuitem16.png");
-}
-
-@media (min-resolution: 2dppx) {
-  #panelMenu_pocket,
-  #menu_pocket,
-  #BMB_pocket {
-    list-style-image: url("chrome://browser/content/pocket/panels/img/pocketmenuitem16@2x.png");
-  }
-
-  #panelMenu_pocket > .toolbarbutton-icon {
-    width: 16px;
-  }
-}
-
 /* ----- PRIMARY TOOLBAR BUTTONS ----- */
 
 :-moz-any(toolbar, .widget-overflow-list) .toolbarbutton-1 > .toolbarbutton-icon,
@@ -822,10 +804,6 @@
     -moz-image-region: rect(18px, 738px, 36px, 720px);
   }
 
-  #pocket-button@toolbarButtonPressed@ {
-    -moz-image-region: rect(18px, 774px, 36px, 756px);
-  }
-
   #new-tab-button@toolbarButtonPressed@ {
     -moz-image-region: rect(18px, 360px, 36px, 342px);
   }
@@ -985,10 +963,6 @@
     -moz-image-region: rect(36px, 1476px, 72px, 1440px);
   }
 
-  #pocket-button@toolbarButtonPressed@ {
-    -moz-image-region: rect(36px, 1548px, 72px, 1512px);
-  }
-
   #new-tab-button@toolbarButtonPressed@ {
     -moz-image-region: rect(36px, 720px, 72px, 684px);
   }
diff -Naur firefox-45.0esr.bak/browser/themes/shared/browser.inc firefox-45.0esr/browser/themes/shared/browser.inc
--- firefox-45.0esr.bak/browser/themes/shared/browser.inc	2016-03-13
+++ firefox-45.0esr/browser/themes/shared/browser.inc	2016-03-13
@@ -2,7 +2,7 @@
 
 % Note that zoom-reset-button is a bit different since it doesn't use an image and thus has the image with display: none.
 %define nestedButtons #zoom-out-button, #zoom-reset-button, #zoom-in-button, #cut-button, #copy-button, #paste-button
-%define primaryToolbarButtons #back-button, #forward-button, #home-button, #print-button, #downloads-button, #bookmarks-menu-button, #new-tab-button, #new-window-button, #fullscreen-button, #sync-button, #feed-button, #social-share-button, #open-file-button, #find-button, #developer-button, #preferences-button, #privatebrowsing-button, #save-page-button, #add-ons-button, #history-panelmenu, #nav-bar-overflow-button, #PanelUI-menu-button, #characterencoding-button, #email-link-button, #sidebar-button, @nestedButtons@, #e10s-button, #panic-button, #webide-button, #pocket-button
+%define primaryToolbarButtons #back-button, #forward-button, #home-button, #print-button, #downloads-button, #bookmarks-menu-button, #new-tab-button, #new-window-button, #fullscreen-button, #sync-button, #feed-button, #social-share-button, #open-file-button, #find-button, #developer-button, #preferences-button, #privatebrowsing-button, #save-page-button, #add-ons-button, #history-panelmenu, #nav-bar-overflow-button, #PanelUI-menu-button, #characterencoding-button, #email-link-button, #sidebar-button, @nestedButtons@, #e10s-button, #panic-button, #webide-button
 
 %ifdef XP_MACOSX
 % Prior to 10.7 there wasn't a native fullscreen button so we use #restore-button to exit fullscreen
diff -Naur firefox-45.0esr.bak/browser/themes/shared/menupanel.inc.css firefox-45.0esr/browser/themes/shared/menupanel.inc.css
--- firefox-45.0esr.bak/browser/themes/shared/menupanel.inc.css	2016-03-13
+++ firefox-45.0esr/browser/themes/shared/menupanel.inc.css	2016-03-13
@@ -163,15 +163,6 @@
     -moz-image-region: rect(0px, 960px, 32px, 928px);
   }
 
-  #pocket-button[cui-areatype="menu-panel"],
-  toolbarpaletteitem[place="palette"] > #pocket-button {
-    -moz-image-region: rect(0px, 992px, 32px, 960px);
-  }
-
-  #pocket-button[cui-areatype="menu-panel"][panel-multiview-anchor=true] {
-    -moz-image-region: rect(32px, 992px, 64px, 960px);
-  }
-
   toolbaritem[sdkstylewidget="true"] > toolbarbutton {
     -moz-image-region: rect(0, 832px, 32px, 800px);
   }
@@ -310,15 +301,6 @@
     -moz-image-region: rect(0px, 1920px, 64px, 1856px);
   }
 
-  #pocket-button[cui-areatype="menu-panel"],
-  toolbarpaletteitem[place="palette"] > #pocket-button {
-    -moz-image-region: rect(0px, 1984px, 64px, 1920px);
-  }
-
-  #pocket-button[cui-areatype="menu-panel"][panel-multiview-anchor=true] {
-    -moz-image-region: rect(64px, 1984px, 128px, 1920px);
-  }
-
   #new-tab-button[cui-areatype="menu-panel"],
   toolbarpaletteitem[place="palette"] > #new-tab-button {
     -moz-image-region: rect(0px, 1088px, 64px, 1024px);
diff -Naur firefox-45.0esr.bak/browser/themes/shared/toolbarbuttons.inc.css firefox-45.0esr/browser/themes/shared/toolbarbuttons.inc.css
--- firefox-45.0esr.bak/browser/themes/shared/toolbarbuttons.inc.css	2016-03-13
+++ firefox-45.0esr/browser/themes/shared/toolbarbuttons.inc.css	2016-03-13
@@ -171,18 +171,6 @@
   -moz-image-region: rect(0, 738px, 18px, 720px);
 }
 
-#pocket-button[cui-areatype="toolbar"] {
-  -moz-image-region: rect(0, 774px, 18px, 756px);
-}
-
-#pocket-button[cui-areatype="toolbar"][open] {
-%ifdef XP_MACOSX
-  -moz-image-region: rect(36px, 774px, 54px, 756px);
-%else
-  -moz-image-region: rect(18px, 774px, 36px, 756px);
-%endif
-}
-
 %if defined(XP_WIN) || defined(XP_MACOSX)
 @media (min-resolution: 1.1dppx) {
   :-moz-any(@primaryToolbarButtons@),
@@ -350,16 +338,4 @@
     -moz-image-region: rect(0, 1476px, 36px, 1440px);
   }
 
-  #pocket-button[cui-areatype="toolbar"] {
-    -moz-image-region: rect(0, 1548px, 36px, 1512px);
-  }
-
-  #pocket-button[cui-areatype="toolbar"][open] {
-%ifdef XP_MACOSX
-    -moz-image-region: rect(72px, 1548px, 108px, 1512px);
-%else
-    -moz-image-region: rect(36px, 1548px, 72px, 1512px);
-%endif
-  }
-}
 %endif
diff -Naur firefox-45.0esr.bak/browser/themes/windows/browser.css firefox-45.0esr/browser/themes/windows/browser.css
--- firefox-45.0esr.bak/browser/themes/windows/browser.css	2016-03-13
+++ firefox-45.0esr/browser/themes/windows/browser.css	2016-03-13
@@ -2305,12 +2305,6 @@
   -moz-image-region: auto;
 }
 
-#panelMenu_pocket,
-#menu_pocket,
-#BMB_pocket {
-  list-style-image: url("chrome://browser/content/pocket/panels/img/pocketmenuitem16.png");
-}
-
 /* ::::: Keyboard UI Panel ::::: */
 
 .KUI-panel {
diff -Naur firefox-45.0esr.bak/toolkit/themes/shared/aboutReaderControls.css firefox-45.0esr/toolkit/themes/shared/aboutReaderControls.css
--- firefox-45.0esr.bak/toolkit/themes/shared/aboutReaderControls.css	2016-03-13
+++ firefox-45.0esr/toolkit/themes/shared/aboutReaderControls.css	2016-03-13
@@ -379,14 +379,6 @@
   background-image: url("chrome://global/skin/reader/RM-Plus-24x24.svg");
 }
 
-#pocket-button {
-  background-image: url("chrome://global/skin/reader/pocket.svg#pocket-mark");
-}
-
-#pocket-button:hover:active {
-  background-image: url("chrome://global/skin/reader/pocket.svg#pocket-mark-added");
-}
-
 @media print {
   .toolbar {
     display: none !important;