Bug 829461: Check for NULL media stream r=ehugg
Bug 780826 - Hover and active state for the video controls. r=dolske,shorlander

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extra : rebase_source : d8c2e631fc629124ab95e3e07dd4fa14a1b7b28a
Bug 795664 - Match the 1x full-screen icon to the 2x one on OS X. r=shorlander