--- firefox-60.0.bak/browser/base/content/browser.js
+++ firefox-60.0/browser/base/content/browser.js
@@ -46,7 +46,6 @@
   ProcessHangMonitor: "resource:///modules/ProcessHangMonitor.jsm",
   PromiseUtils: "resource://gre/modules/PromiseUtils.jsm",
   ReaderMode: "resource://gre/modules/ReaderMode.jsm",
-  ReaderParent: "resource:///modules/ReaderParent.jsm",
   RecentWindow: "resource:///modules/RecentWindow.jsm",
   SafeBrowsing: "resource://gre/modules/SafeBrowsing.jsm",
   Sanitizer: "resource:///modules/Sanitizer.jsm",
@@ -4852,7 +4848,6 @@
       }
     }
     UpdateBackForwardCommands(gBrowser.webNavigation);
-    ReaderParent.updateReaderButton(gBrowser.selectedBrowser);
 
     if (!gMultiProcessBrowser) // Bug 1108553 - Cannot rotate images with e10s
       gGestureSupport.restoreRotationState();
--- firefox-60.0.bak/browser/base/content/browser-sets.inc
+++ firefox-60.0/browser/base/content/browser-sets.inc
@@ -42,7 +42,6 @@
     <command id="View:PageSource" oncommand="BrowserViewSource(window.gBrowser.selectedBrowser);" observes="canViewSource"/>
     <command id="View:PageInfo" oncommand="BrowserPageInfo();"/>
     <command id="View:FullScreen" oncommand="BrowserFullScreen();"/>
-    <command id="View:ReaderView" oncommand="ReaderParent.toggleReaderMode(event);"/>
     <command id="cmd_find"
              oncommand="gFindBar.onFindCommand();"
              observes="isImage"/>
@@ -290,11 +289,6 @@
     <key id="key_fullScreen_old" key="&fullScreenCmd.macCommandKey;" command="View:FullScreen" modifiers="accel,shift"/>
     <key keycode="VK_F11" command="View:FullScreen"/>
 #endif
-#ifndef XP_WIN
-    <key id="key_toggleReaderMode" key="&toggleReaderMode.key;" command="View:ReaderView" modifiers="accel,alt" disabled="true"/>
-#else
-    <key id="key_toggleReaderMode" keycode="&toggleReaderMode.win.keycode;" command="View:ReaderView" disabled="true"/>
-#endif
     <key key="&reloadCmd.commandkey;" command="Browser:Reload" modifiers="accel" id="key_reload"/>
     <key key="&reloadCmd.commandkey;" command="Browser:ReloadSkipCache" modifiers="accel,shift"/>
     <key id="key_viewSource" key="&pageSourceCmd.commandkey;" command="View:PageSource" modifiers="accel"/>
--- firefox-60.0.bak/browser/base/content/browser.xul
+++ firefox-60.0/browser/base/content/browser.xul
@@ -888,12 +888,6 @@
                   <label id="userContext-label"/>
                   <image id="userContext-indicator"/>
                 </hbox>
-                <image id="reader-mode-button"
-                       class="urlbar-icon urlbar-page-action"
-                       tooltip="dynamic-shortcut-tooltip"
-                       role="button"
-                       hidden="true"
-                       onclick="ReaderParent.buttonClick(event);"/>
                 <toolbarbutton id="urlbar-zoom-button"
                        onclick="FullZoom.reset();"
                        tooltip="dynamic-shortcut-tooltip"
--- firefox-60.0.bak/browser/components/nsBrowserGlue.js
+++ firefox-60.0/browser/components/nsBrowserGlue.js
@@ -123,7 +123,6 @@
   PluralForm: "resource://gre/modules/PluralForm.jsm",
   PrivateBrowsingUtils: "resource://gre/modules/PrivateBrowsingUtils.jsm",
   ProcessHangMonitor: "resource:///modules/ProcessHangMonitor.jsm",
-  ReaderParent: "resource:///modules/ReaderParent.jsm",
   RecentWindow: "resource:///modules/RecentWindow.jsm",
   RemotePrompt: "resource:///modules/RemotePrompt.jsm",
   SafeBrowsing: "resource://gre/modules/SafeBrowsing.jsm",
@@ -214,8 +213,6 @@
     "FormValidation:ShowPopup": ["FormValidationHandler"],
     "FormValidation:HidePopup": ["FormValidationHandler"],
     "Prompt:Open": ["RemotePrompt"],
-    "Reader:FaviconRequest": ["ReaderParent"],
-    "Reader:UpdateReaderButton": ["ReaderParent"],
     // PLEASE KEEP THIS LIST IN SYNC WITH THE MOBILE LISTENERS IN BrowserCLH.js
     "RemoteLogins:findLogins": ["LoginManagerParent"],
     "RemoteLogins:findRecipes": ["LoginManagerParent"],
--- firefox-60.0.bak/browser/components/uitour/UITour.jsm
+++ firefox-60.0/browser/components/uitour/UITour.jsm
@@ -28,8 +28,6 @@
   "resource://gre/modules/PrivateBrowsingUtils.jsm");
 ChromeUtils.defineModuleGetter(this, "ProfileAge",
   "resource://gre/modules/ProfileAge.jsm");
-ChromeUtils.defineModuleGetter(this, "ReaderParent",
-  "resource:///modules/ReaderParent.jsm");
 ChromeUtils.defineModuleGetter(this, "ResetProfile",
   "resource://gre/modules/ResetProfile.jsm");
 ChromeUtils.defineModuleGetter(this, "UITelemetry",
@@ -42,7 +40,6 @@
 const PREF_SEENPAGEIDS    = "browser.uitour.seenPageIDs";
 
 const BACKGROUND_PAGE_ACTIONS_ALLOWED = new Set([
-  "forceShowReaderIcon",
   "getConfiguration",
   "getTreatmentTag",
   "hideHighlight",
@@ -163,7 +160,6 @@
     }],
     ["privateWindow", {query: "#appMenu-private-window-button"}],
     ["quit",        {query: "#appMenu-quit-button"}],
-    ["readerMode-urlBar", {query: "#reader-mode-button"}],
     ["search",      {
       infoPanelOffsetX: 18,
       infoPanelPosition: "after_start",
@@ -661,19 +657,6 @@
         break;
       }
 
-      case "forceShowReaderIcon": {
-        ReaderParent.forceShowReaderIcon(browser);
-        break;
-      }
-
-      case "toggleReaderMode": {
-        let targetPromise = this.getTarget(window, "readerMode-urlBar");
-        targetPromise.then(target => {
-          ReaderParent.toggleReaderMode({target: target.node});
-        });
-        break;
-      }
-
       case "closeTab": {
         // Find the <tabbrowser> element of the <browser> for which the event
         // was generated originally. If the browser where the UI tour is loaded
--- firefox-60.0.bak/browser/modules/moz.build
+++ firefox-60.0/browser/modules/moz.build
@@ -76,9 +76,6 @@
 with Files("ProcessHangMonitor.jsm"):
     BUG_COMPONENT = ("Core", "DOM: Content Processes")
 
-with Files("ReaderParent.jsm"):
-    BUG_COMPONENT = ("Toolkit", "Reader Mode")
-
 with Files("Sanitizer.jsm"):
     BUG_COMPONENT = ("Firefox", "Preferences")
 
@@ -150,7 +147,6 @@
     'PingCentre.jsm',
     'PluginContent.jsm',
     'ProcessHangMonitor.jsm',
-    'ReaderParent.jsm',
     'RecentWindow.jsm',
     'RemotePrompt.jsm',
     'Sanitizer.jsm',