Merge tag 'android-4.4.3_r1.1' of https://android.googlesource.com/platform/frameworks/av into du44

Android 4.4.3 release 1.1

Conflicts:
	media/libmedia/AudioTrack.cpp
	media/libstagefright/ACodec.cpp
	media/libstagefright/MPEG4Extractor.cpp
	media/libstagefright/MPEG4Writer.cpp
	media/libstagefright/matroska/MatroskaExtractor.cpp