[NotForReview] Enable YUV video overlay on Skylake ChromeOS.

ui/ozone/platform/drm/common/drm_util.cc

 // Copyright 2014 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.
 
 #include "ui/ozone/platform/drm/common/drm_util.h"
 
 #include <drm_fourcc.h>
 #include <stdint.h>
 #include <stdlib.h>
 #include <sys/mman.h>
@@ skipping 309 matching lines @@
     case gfx::BufferFormat::RGBX_8888:
       return DRM_FORMAT_XBGR8888;
     case gfx::BufferFormat::BGRA_8888:
       return DRM_FORMAT_ARGB8888;
     case gfx::BufferFormat::BGRX_8888:
       return DRM_FORMAT_XRGB8888;
     case gfx::BufferFormat::BGR_565:
       return DRM_FORMAT_RGB565;
     case gfx::BufferFormat::UYVY_422:
       return DRM_FORMAT_UYVY;
+    case gfx::BufferFormat::YUYV_422:
+      return DRM_FORMAT_YUYV;
     case gfx::BufferFormat::YVU_420:
       return DRM_FORMAT_YV12;
     case gfx::BufferFormat::YUV_420_BIPLANAR:
       return DRM_FORMAT_NV12;
     default:
       NOTREACHED();
       return 0;
   }
 }
 
@@ skipping 31 matching lines @@
     case gfx::BufferFormat::RGBA_8888:
     case gfx::BufferFormat::RGBX_8888:
       return DRM_FORMAT_XBGR8888;
     case gfx::BufferFormat::BGRA_8888:
     case gfx::BufferFormat::BGRX_8888:
       return DRM_FORMAT_XRGB8888;
     case gfx::BufferFormat::BGR_565:
       return DRM_FORMAT_RGB565;
     case gfx::BufferFormat::UYVY_422:
       return DRM_FORMAT_UYVY;
+    case gfx::BufferFormat::YUYV_422:
+      return DRM_FORMAT_YUYV;
     default:
       NOTREACHED();
       return 0;
   }
 }
 }  // namespace ui