Revert "av: Cleanup a lot of QCOM cruft"

This reverts commit 57b2a51d465ab4d3f5d26b9a4ec7a5c833d1e885.

	modified:   media/libmediaplayerservice/StagefrightRecorder.cpp
	modified:   media/libstagefright/ExtendedUtils.cpp
	modified:   media/libstagefright/OMXCodec.cpp
	modified:   media/libstagefright/avc_utils.cpp
	modified:   media/libstagefright/include/ExtendedUtils.h
	modified:   media/libstagefright/include/avc_utils.h