Enable config change in GVD for all CrOS platforms.

media/filters/gpu_video_decoder.cc

 // Copyright (c) 2012 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 "media/filters/gpu_video_decoder.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/callback_helpers.h"
@@ skipping 119 matching lines @@
   DCHECK(config.IsValidConfig());
   DCHECK(!config.is_encrypted());
 
   weak_this_ = weak_factory_.GetWeakPtr();
 
   PipelineStatusCB status_cb = CreateUMAReportingPipelineCB(
       "Media.GpuVideoDecoderInitializeStatus",
       BindToCurrentLoop(orig_status_cb));
 
   bool previously_initialized = config_.IsValidConfig();
-#if !defined(OS_CHROMEOS) || !defined(ARCH_CPU_X86_FAMILY)
+#if !defined(OS_CHROMEOS)
   if (previously_initialized) {
     // TODO(xhwang): Make GpuVideoDecoder reinitializable.
     // See http://crbug.com/233608
     DVLOG(1) << "GpuVideoDecoder reinitialization not supported.";
     status_cb.Run(DECODER_ERROR_NOT_SUPPORTED);
     return;
   }
 #endif
   DVLOG(1) << "(Re)initializing GVD with config: "
            << config.AsHumanReadableString();
@@ skipping 445 matching lines @@
 
   state_ = kError;
 
   if (!pending_read_cb_.is_null()) {
     base::ResetAndReturn(&pending_read_cb_).Run(kDecodeError, NULL);
     return;
   }
 }
 
 }  // namespace media