Bug 887951 - [Australis] Update panel menu button tooltip; r=dao DONTBUILD because it's just a tooltip string.

browser/base/content/browser.xul

@@ -832,12 +832,11 @@
 
       <toolbaritem id="PanelUI-button"
                    class="chromeclass-toolbar-additional"
-                   removable="false"
-                   title="&appmenu.title;">
+                   removable="false">
         <toolbarbutton id="PanelUI-menu-button"
                        class="toolbarbutton-1"
                        label="&brandShortName;"
-                       tooltiptext="&appmenu.title;"/>
+                       tooltiptext="&appmenu.tooltip;"/>
       </toolbaritem>
 
       <hbox id="window-controls" hidden="true" pack="end" skipintoolbarset="true"

browser/locales/en-US/chrome/browser/browser.dtd

@@ -15,7 +15,7 @@
                                                                 inside the private browsing mode -->
 <!ENTITY mainWindow.titlePrivateBrowsingSuffix "(Private Browsing)">
 
-<!ENTITY appmenu.title                       "Customize and Control &brandFullName;">
+<!ENTITY appmenu.tooltip                     "Open menu">
 <!ENTITY navbarOverflow.label                "More tools…">
 
 <!-- Tab context menu -->