Cleanup of video capture into GpuMemoryBuffer

media/capture/video/video_capture_device_client.h

Index: media/capture/video/video_capture_device_client.h
diff --git a/media/capture/video/video_capture_device_client.h b/media/capture/video/video_capture_device_client.h
index 821c58dbbd0097a7eaccb2f41e43ba238ccc2ee2..fa9777afdc676f0f932907aaa81f885a01f20f4d 100644
--- a/media/capture/video/video_capture_device_client.h
+++ b/media/capture/video/video_capture_device_client.h
@@ -85,10 +85,8 @@ class CAPTURE_EXPORT VideoCaptureDeviceClient
   // Returns an nullptr if allocation fails.
   //
   // When requested |storage| is PIXEL_STORAGE_CPU, a single shared memory
-  // chunk is reserved; whereas for PIXEL_STORAGE_GPUMEMORYBUFFER, three
-  // GpuMemoryBuffers in R_8 format representing I420 planes are reserved. The
-  // output buffers stay reserved and mapped for use until the Buffer objects
-  // are destroyed or returned.
+  // chunk is reserved. The output buffers stay reserved and mapped for use
+  // until the Buffer objects are destroyed or returned.
   std::unique_ptr<Buffer> ReserveI420OutputBuffer(
       const gfx::Size& dimensions,
       media::VideoPixelStorage storage,