Revert hardware decoder changes causing ChromeOS HW test crash.

media/mojo/interfaces/media_types.mojom

 // 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.
 
 module mojo;
 
 import "mojo/services/geometry/public/interfaces/geometry.mojom";
 
 // See media/base/buffering_state.h for descriptions.
 // Kept in sync with media::BufferingState via static_asserts.
@@ skipping 82 matching lines @@
   UNKNOWN = 0,
   YV12,
   YV16,
   I420,
   YV12A,
   HOLE,
   NATIVE_TEXTURE,
   YV12J,
   NV12,
   YV24,
-  ARGB,
-  FORMAT_MAX = ARGB,
+  FORMAT_MAX = YV24,
 };
 
 // See media/base/video_decoder_config.h for descriptions.
 // Kept in sync with media::VideoCodec via static_asserts.
 enum VideoCodec {
   UNKNOWN = 0,
   H264,
   VC1,
   MPEG2,
   MPEG4,
@@ skipping 92 matching lines @@
   // DecryptConfig for a encrypted buffer. NULL if the buffer is not encrypted.
   DecryptConfig? decrypt_config;
 
   // These fields indicate the amount of data to discard after decoding.
   int64 front_discard_usec;
   int64 back_discard_usec;
 
   // Indicates this buffer is part of a splice around |splice_timestamp_usec|.
   int64 splice_timestamp_usec;
 };