Revert Bug 960873 Part 8 (de00c8bfc9b9) due to missing r= in commit message
Bug 960873: Part 8: Use AudioCompactor in android PluginMediaReader.cpp. r=cpearce (DONTBUILD for re-land)
Bug 968524 - Add atomic_inc32(), atomic_dec32(), and atomic_cmpxchg32() to x86/x64. r=bbouvier