Bug 1789120 - "Pause Updates" for RSS Feeds stopped working. r=darktrojan

Differential Revision: https://phabricator.services.mozilla.com/D163182

--HG--
extra : rebase_source : 216dc86e308912c80a29cdc521803a949daa7874
extra : amend_source : f67fab472daa099a3b58e75583cc005327a40212

mail/base/content/mainPopupSet.inc.xhtml

@@ -496,12 +496,12 @@
               type="checkbox"
               label="&folderContextPauseAllUpdates.label;"
               accesskey="&folderContextPauseUpdates.accesskey;"
-              oncommand="MsgPauseUpdates(undefined, this.getAttribute('checked') == true);"/>
+              oncommand="MsgPauseUpdates(undefined, this.getAttribute('checked') == 'true');"/>
     <menuitem id="folderPaneContext-pauseUpdates"
               type="checkbox"
               label="&folderContextPauseUpdates.label;"
               accesskey="&folderContextPauseUpdates.accesskey;"
-              oncommand="MsgPauseUpdates(undefined, this.getAttribute('checked') == true);"/>
+              oncommand="MsgPauseUpdates(undefined, this.getAttribute('checked') == 'true');"/>
     <menuseparator id="folderPaneContext-sepPause"/>
     <menuitem id="folderPaneContext-openNewTab"
               label="&folderContextOpenNewTab.label;"