Bug 1371311 - make full screen button hide the panel when clicked, r=mikedeboer

MozReview-Commit-ID: AhlzH9PoPK8

--HG--
extra : rebase_source : 57a959074157ecb71985dd506cc2cf74b21315c3

browser/components/customizableui/content/panelUI.inc.xul

@@ -560,19 +560,22 @@
                        key="key_privatebrowsing"
                        command="Tools:PrivateBrowsing"/>
         <toolbarseparator/>
-        <toolbaritem id="appMenu-zoom-controls" class="toolbaritem-combined-buttons" closemenu="none">
+        <toolbaritem id="appMenu-zoom-controls" class="toolbaritem-combined-buttons">
           <label value="&fullZoom.label;"/>
           <toolbarbutton id="appMenu-zoomReduce-button"
                          class="subviewbutton subviewbutton-iconic"
                          command="cmd_fullZoomReduce"
+                         closemenu="none"
                          tooltip="dynamic-shortcut-tooltip"/>
           <toolbarbutton id="appMenu-zoomReset-button"
                          class="subviewbutton"
                          command="cmd_fullZoomReset"
+                         closemenu="none"
                          tooltip="dynamic-shortcut-tooltip"/>
           <toolbarbutton id="appMenu-zoomEnlarge-button"
                          class="subviewbutton subviewbutton-iconic"
                          command="cmd_fullZoomEnlarge"
+                         closemenu="none"
                          tooltip="dynamic-shortcut-tooltip"/>
           <toolbarseparator orient="vertical"/>
           <toolbarbutton id="appMenu-fullscreen-button"