media: Pass MediaPermission to MediaDrmBridge

content/gpu/gpu_child_thread.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 "content/gpu/gpu_child_thread.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/lazy_instance.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/threading/thread_local.h"
 #include "base/threading/worker_pool.h"
 #include "build/build_config.h"
 #include "content/child/child_process.h"
 #include "content/child/thread_safe_sender.h"
 #include "content/common/establish_channel_params.h"
 #include "content/common/gpu/media/gpu_jpeg_decode_accelerator.h"
 #include "content/common/gpu/media/gpu_video_decode_accelerator.h"
 #include "content/common/gpu/media/gpu_video_encode_accelerator.h"
 #include "content/common/gpu/media/media_service.h"
 #include "content/common/gpu_host_messages.h"
+#include "content/common/media/media_permission_dispatcher.h"
 #include "content/gpu/gpu_process_control_impl.h"
 #include "content/gpu/gpu_watchdog_thread.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/gpu/content_gpu_client.h"
 #include "gpu/command_buffer/service/gpu_switches.h"
 #include "gpu/config/gpu_info_collector.h"
 #include "gpu/config/gpu_switches.h"
 #include "gpu/config/gpu_util.h"
 #include "gpu/ipc/common/memory_stats.h"
@@ skipping 180 matching lines @@
 }
 
 void GpuChildThread::Shutdown() {
   ChildThreadImpl::Shutdown();
   logging::SetLogMessageHandler(NULL);
 }
 
 void GpuChildThread::Init(const base::Time& process_start_time) {
   process_start_time_ = process_start_time;
 
-  process_control_.reset(new GpuProcessControlImpl());
+  process_control_.reset(new GpuProcessControlImpl(GetMediaPermission()));
   // Use of base::Unretained(this) is safe here because |service_registry()|
   // will be destroyed before GpuChildThread is destructed.
   service_registry()->AddService(base::Bind(
       &GpuChildThread::BindProcessControlRequest, base::Unretained(this)));
 
   if (GetContentClient()->gpu())  // NULL in tests.
     GetContentClient()->gpu()->RegisterMojoServices(service_registry());
 }
 
 bool GpuChildThread::Send(IPC::Message* msg) {
@@ skipping 335 matching lines @@
 }
 #endif
 
 void GpuChildThread::OnLoseAllContexts() {
   if (gpu_channel_manager_) {
     gpu_channel_manager_->DestroyAllChannels();
     media_service_->DestroyAllChannels();
   }
 }
 
+template <typename Interface>
+void GpuChildThread::GetInterface(mojo::InterfaceRequest<Interface> request) {
+  service_registry()->ConnectToRemoteService(std::move(request));
+}
+
+media::MediaPermission* GpuChildThread::GetMediaPermission() {
+  if (!media_permission_dispatcher_) {
+    // Use of base::Unretained(this) is safe here because
+    // |media_permission_dispatcher_| will be destroyed before GpuChildThread
+    // is destructed.
+    media_permission_dispatcher_.reset(new MediaPermissionDispatcher(base::Bind(
+        &GpuChildThread::GetInterface<blink::mojom::PermissionService>,
+        base::Unretained(this))));
+  }
+  return media_permission_dispatcher_.get();
+}
+
 void GpuChildThread::BindProcessControlRequest(
     mojo::InterfaceRequest<mojom::ProcessControl> request) {
   DVLOG(1) << "GPU: Binding ProcessControl request";
   DCHECK(process_control_);
   process_control_bindings_.AddBinding(process_control_.get(),
                                        std::move(request));
 }
 
 }  // namespace content