media: Support MojoMediaApplication in GPU process.

content/gpu/gpu_process_control_impl.cc

 // Copyright 2015 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 "content/gpu/gpu_process_control_impl.h"
 
-#include "base/logging.h"
+#if defined(ENABLE_MOJO_MEDIA_IN_GPU_PROCESS)
+#include "base/bind.h"
+#include "base/bind_helpers.h"
+#include "media/mojo/services/mojo_media_application.h"
+#include "mojo/shell/static_application_loader.h"
+#endif
 
 namespace content {
 
 GpuProcessControlImpl::GpuProcessControlImpl() {}
 
 GpuProcessControlImpl::~GpuProcessControlImpl() {}
 
 void GpuProcessControlImpl::RegisterApplicationLoaders(
     URLToLoaderMap* url_to_loader_map) {
-  // TODO(xhwang): Support MojoMediaApplication here.
-  // See http://crbug.com/521755
-  NOTIMPLEMENTED();
+#if defined(ENABLE_MOJO_MEDIA_IN_GPU_PROCESS)
+  (*url_to_loader_map)[GURL("mojo:media")] =
+      new mojo::shell::StaticApplicationLoader(
+          base::Bind(&media::MojoMediaApplication::CreateApp),
+          base::Bind(&base::DoNothing));
+#endif
 }
 
 }  // namespace content