Bug 1363406 - Only apply padding to the bookmark menu button in the nav bar. r=dao

This patch reverts a change that bug 1352364 accidentally introduced
that led to the bookmark menu button shrinking in the bookmarks toolbar.

MozReview-Commit-ID: AkamENzseK2

--HG--
extra : rebase_source : ffb0a821b274562f60a2ee3fbcd5302c511694c8

browser/themes/shared/toolbarbuttons.inc.css

@@ -357,7 +357,7 @@ toolbar[brighttext] .toolbarbutton-1 > .toolbarbutton-menubutton-dropmarker {
   -moz-appearance: none !important;
 }
 
-#bookmarks-menu-button[cui-areatype="toolbar"]:not([overflowedItem=true]) > .toolbarbutton-menubutton-dropmarker > .dropmarker-icon {
+#nav-bar #bookmarks-menu-button[cui-areatype="toolbar"]:not([overflowedItem=true]) > .toolbarbutton-menubutton-dropmarker > .dropmarker-icon {
   padding-top: var(--toolbarbutton-vertical-inner-padding);
   padding-bottom: var(--toolbarbutton-vertical-inner-padding);
 }