Bug 1454148 - Fix class of the "View Bookmarks Toolbar" and "View Bookmarks Sidebar" items in the Bookmarks button menu. r=Gijs

MozReview-Commit-ID: 9Dp1mSpSkNS

--HG--
extra : rebase_source : a591c1d3218d24bc06810a66c5fc4b6b257f5ebb

browser/base/content/browser.xul

@@ -1109,7 +1109,7 @@
                                    BookmarkingUI.attachPlacesView(event, this);"
                    tooltip="bhTooltip" popupsinherittooltip="true">
           <menuitem id="BMB_viewBookmarksSidebar"
-                    class="subviewbutton"
+                    class="menuitem-iconic subviewbutton"
                     label-show="&viewBookmarksSidebar2.label;"
                     label-hide="&hideBookmarksSidebar.label;"
                     oncommand="SidebarUI.toggle('viewBookmarksSidebar');"/>
@@ -1131,7 +1131,7 @@
                                          new PlacesMenu(event, 'place:folder=TOOLBAR',
                                                         PlacesUIUtils.getViewForNode(this.parentNode.parentNode).options);">
               <menuitem id="BMB_viewBookmarksToolbar"
-                        class="subviewbutton"
+                        class="menuitem-iconic subviewbutton"
                         label-show="&viewBookmarksToolbar.label;"
                         label-hide="&hideBookmarksToolbar.label;"
                         oncommand="BookmarkingUI.toggleBookmarksToolbar();"/>