Revert "[wfd] Support a low(er) power state by triggering PAUSE/RESUME."

This reverts commit 5131d127a042ee88f903370be88845dc8c9f8578.
Revert "Remove double negatives from SurfaceMediaSource"

This reverts commit 0e1d71641624c641a0a1abe4098943f5a42c6f94.

Conflicts:
	media/libstagefright/SurfaceMediaSource.cpp

Change-Id: I8ad7e297d7b3428be5c560984cef4bb1027cb7d8
Revert "Reduce the frequency of IDR frames and add intra-fresh mode support for WiFi display"

This reverts commit 13e8a0e8a14faaf3fe0bcebf4da1f2694d59565d.
Revert "Various improvements of wifi display code"

This reverts commit 0224bf170a3904576bba81593eaab113c5d3a4e7.

Conflicts:
	media/libstagefright/wifi-display/source/Sender.h

Change-Id: Ie161b15aa029248539402b4d9b4eb35f969ffb0f