Disable backpressure propagation in SurfaceFlinger for 8x09 devices.
am: d4eebbf5c4

Change-Id: I44ea24effe9f4b14e68ead161ce84d133a7288ef
tree: 9b7fa9d577d74452561d9c8a021146dc4c8df0d8
  1. BoardConfigCommon.mk
  2. kernel-headers/
  3. msm8x09.mk
  4. original-kernel-headers/