media: Remove UBWC compression flag for YUV buffers.

Using this flag is not supported on particular chipsets.

R=liberato@chromium.org,vikassoni@chromium.org

Bug: 1021007
Change-Id: I8b4e29e2789884463b555cb989f5c7278b7fce50
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2036374
Commit-Queue: Khushal <khushalsagar@chromium.org>
Commit-Queue: Frank Liberato <liberato@chromium.org>
Auto-Submit: Khushal <khushalsagar@chromium.org>
Reviewed-by: vikas soni <vikassoni@chromium.org>
Reviewed-by: Frank Liberato <liberato@chromium.org>
Cr-Commit-Position: refs/heads/master@{#737897}

gpu/command_buffer/service/image_reader_gl_owner.cc

@@ -110,7 +110,6 @@ ImageReaderGLOwner::ImageReaderGLOwner(
   uint64_t usage = mode == Mode::kAImageReaderSecureSurfaceControl
                        ? AHARDWAREBUFFER_USAGE_PROTECTED_CONTENT
                        : AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE;
-  usage |= gl::SurfaceControl::RequiredUsage();
 
   // Create a new reader for images of the desired size and format.
   media_status_t return_code = loader_.AImageReader_newWithUsage(