Introduce gfx::BufferFormat::YUYV_422

gpu/command_buffer/common/gpu_memory_buffer_support.cc

Index: gpu/command_buffer/common/gpu_memory_buffer_support.cc
diff --git a/gpu/command_buffer/common/gpu_memory_buffer_support.cc b/gpu/command_buffer/common/gpu_memory_buffer_support.cc
index 481f0b21c90232d1491176d27e298192c0445b67..b0590621fe8a3290f9cd9e4b657fe5c7f76d20db 100644
--- a/gpu/command_buffer/common/gpu_memory_buffer_support.cc
+++ b/gpu/command_buffer/common/gpu_memory_buffer_support.cc
@@ -41,7 +41,13 @@ gfx::BufferFormat BufferFormatForInternalFormat(unsigned internalformat) {
     case GL_RGB_YCBCR_420V_CHROMIUM:
       return gfx::BufferFormat::YUV_420_BIPLANAR;
     case GL_RGB_YCBCR_422_CHROMIUM:
+#if defined(OS_MACOSX)
+      // Mac supports UYVY IOSurface.
       return gfx::BufferFormat::UYVY_422;
+#elif defined(OS_CHROMEOS)
+      // Ozone supports YUYV NativePixmap.
+      return gfx::BufferFormat::YUYV_422;
+#endif
     default:
       NOTREACHED();
       return gfx::BufferFormat::RGBA_8888;
@@ -67,6 +73,7 @@ bool IsImageFormatCompatibleWithGpuMemoryBufferFormat(
     case gfx::BufferFormat::YVU_420:
     case gfx::BufferFormat::YUV_420_BIPLANAR:
     case gfx::BufferFormat::UYVY_422:
+    case gfx::BufferFormat::YUYV_422:
       return format == BufferFormatForInternalFormat(internalformat);
     case gfx::BufferFormat::BGR_565:
     case gfx::BufferFormat::RGBX_8888:
@@ -100,6 +107,7 @@ bool IsImageFromGpuMemoryBufferFormatSupported(
     case gfx::BufferFormat::RG_88:
       return capabilities.texture_rg;
     case gfx::BufferFormat::UYVY_422:
+    case gfx::BufferFormat::YUYV_422:
       return capabilities.image_ycbcr_422;
     case gfx::BufferFormat::BGR_565:
     case gfx::BufferFormat::RGBA_4444:
@@ -149,6 +157,7 @@ bool IsImageSizeValidForGpuMemoryBufferFormat(const gfx::Size& size,
       // U and V planes are subsampled by a factor of 2.
       return size.width() % 2 == 0 && size.height() % 2 == 0;
     case gfx::BufferFormat::UYVY_422:
+    case gfx::BufferFormat::YUYV_422:
       return size.width() % 2 == 0;
   }