Bug 1033364 - Support mozbrowsermetachange event in app_window.js. r=alive
Bug 1033364 - Change window layout to accomodate custom app color for the status bar. r=alive
Bug 1033364 - Add a pref to enable/disable brandcolor. r=alive
Merge pull request #21620 from vingtetun/mozbrowsermetachange

Bug 1033364 - Support mozbrowsermetachange in the window manager. r=alive.