Bug 1153268 - remove unused toolbar.customization.usesheet firefox-only preference, rs=me

browser/app/profile/firefox.js

@@ -1157,13 +1157,6 @@ pref("browser.privatebrowsing.autostart", false);
 // bookmarking dialog
 pref("browser.bookmarks.editDialog.firstEditField", "namePicker");
 
-// Whether to use a panel that looks like an OS X sheet for customization
-#ifdef XP_MACOSX
-pref("toolbar.customization.usesheet", true);
-#else
-pref("toolbar.customization.usesheet", false);
-#endif
-
 pref("dom.ipc.plugins.flash.disable-protected-mode", false);
 
 // Feature-disable the protected-mode auto-flip