Conditionally revert Adaptive playback commits

DashPlayer: Fix in DashCodec for Adapative Streaming
Dashplayer: enable adaptive playback based on codec format key
mm-video: vdec: Support adaptive playback mode
mm-video: vidc: set stride in gralloc-metadata for adaptive-playback

This fixes youtube playback on several devices.
Set TARGET_NO_ADAPTIVE_PLAYBACK := true to use

Change-Id: Ie68fb9f8ec2122f2fc6e6654d9fdbc773dff509a