[NotForReview] Enable YUV video overlay on Skylake ChromeOS.

media/renderers/gpu_video_accelerator_factories.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MEDIA_RENDERERS_GPU_VIDEO_ACCELERATOR_FACTORIES_H_
 #define MEDIA_RENDERERS_GPU_VIDEO_ACCELERATOR_FACTORIES_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 45 matching lines @@
     virtual ~ScopedGLContextLock(){};
 
    private:
     DISALLOW_COPY_AND_ASSIGN(ScopedGLContextLock);
   };
 
   enum class OutputFormat {
     UNDEFINED = 0,    // Unset state
     I420,             // 3 x R8 GMBs
     UYVY,             // One 422 GMB
+    YUYV,             // one YUYV GMB
     NV12_SINGLE_GMB,  // One NV12 GMB
     NV12_DUAL_GMB,    // One R8, one RG88 GMB
   };
 
   // Return whether GPU encoding/decoding is enabled.
   virtual bool IsGpuVideoAcceleratorEnabled() = 0;
 
   // Return the channel token, or an empty token if the channel is unusable.
   virtual base::UnguessableToken GetChannelToken() = 0;
 
@@ skipping 50 matching lines @@
       GetVideoEncodeAcceleratorSupportedProfiles() = 0;
 
  protected:
   friend class base::RefCounted<GpuVideoAcceleratorFactories>;
   virtual ~GpuVideoAcceleratorFactories() {}
 };
 
 }  // namespace media
 
 #endif  // MEDIA_RENDERERS_GPU_VIDEO_ACCELERATOR_FACTORIES_H_