Browser test dry runs with mojo audio streams.

content/browser/renderer_host/render_process_host_impl.h

 // 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.
 
 #ifndef CONTENT_BROWSER_RENDERER_HOST_RENDER_PROCESS_HOST_IMPL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_PROCESS_HOST_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <map>
 #include <memory>
 #include <queue>
 #include <set>
 #include <string>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/observer_list.h"
 #include "base/process/process.h"
 #include "base/single_thread_task_runner.h"
 #include "base/synchronization/waitable_event.h"
 #include "build/build_config.h"
 #include "content/browser/child_process_launcher.h"
 #include "content/browser/dom_storage/session_storage_namespace_impl.h"
 #include "content/browser/renderer_host/frame_sink_provider_impl.h"
+#include "content/browser/renderer_host/media/renderer_audio_output_stream_factory_context_impl.h"
 #include "content/browser/renderer_host/offscreen_canvas_provider_impl.h"
 #include "content/browser/webrtc/webrtc_eventlog_host.h"
 #include "content/common/associated_interface_registry_impl.h"
 #include "content/common/associated_interfaces.mojom.h"
 #include "content/common/content_export.h"
 #include "content/common/indexed_db/indexed_db.mojom.h"
+#include "content/common/media/renderer_audio_output_stream_factory.mojom.h"
 #include "content/common/renderer.mojom.h"
 #include "content/common/storage_partition_service.mojom.h"
 #include "content/common/url_loader_factory.mojom.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/common/service_manager_connection.h"
 #include "ipc/ipc_channel_proxy.h"
 #include "ipc/ipc_platform_file.h"
 #include "media/media_features.h"
 #include "mojo/edk/embedder/outgoing_broker_client_invitation.h"
 #include "mojo/public/cpp/bindings/associated_binding.h"
@@ skipping 10 matching lines @@
 #endif
 
 namespace base {
 class CommandLine;
 class MessageLoop;
 class SharedPersistentMemoryAllocator;
 }
 
 namespace content {
 class AudioInputRendererHost;
-class AudioRendererHost;
 class ChildConnection;
 class GpuClient;
 class IndexedDBDispatcherHost;
 class InProcessChildThreadParams;
 class NotificationMessageFilter;
 #if BUILDFLAG(ENABLE_WEBRTC)
 class P2PSocketDispatcherHost;
 #endif
 class PermissionServiceContext;
 class PeerConnectionTrackerHost;
@@ skipping 125 matching lines @@
       const std::string& interface_name,
       mojo::ScopedInterfaceEndpointHandle handle) override;
   void OnChannelConnected(int32_t peer_pid) override;
   void OnChannelError() override;
   void OnBadMessageReceived(const IPC::Message& message) override;
 
   // ChildProcessLauncher::Client implementation.
   void OnProcessLaunched() override;
   void OnProcessLaunchFailed(int error_code) override;
 
-  scoped_refptr<AudioRendererHost> audio_renderer_host() const;
-
   // Call this function when it is evident that the child process is actively
   // performing some operation, for example if we just received an IPC message.
   void mark_child_process_activity_time() {
     child_process_activity_time_ = base::TimeTicks::Now();
   }
 
   // Used to extend the lifetime of the sessions until the render view
   // in the renderer is fully closed. This is static because its also called
   // with mock hosts as input in test cases.
   static void ReleaseOnCloseACK(
@@ skipping 68 matching lines @@
     is_for_guests_only_ = is_for_guests_only;
   }
 
 #if defined(OS_POSIX) && !defined(OS_ANDROID) && !defined(OS_MACOSX)
   // Launch the zygote early in the browser startup.
   static void EarlyZygoteLaunch();
 #endif  // defined(OS_POSIX) && !defined(OS_ANDROID) && !defined(OS_MACOSX)
 
   void RecomputeAndUpdateWebKitPreferences();
 
+  UniqueAudioOutputStreamFactoryPtr CreateAudioOutputStreamFactory(
+      int frame_id,
+      mojom::RendererAudioOutputStreamFactoryRequest request);
+
   // Called when an audio stream is added or removed and used to determine if
   // the process should be backgrounded or not.
   void OnAudioStreamAdded() override;
   void OnAudioStreamRemoved() override;
   int get_audio_stream_count_for_testing() const { return audio_stream_count_; }
 
   // Sets the global factory used to create new RenderProcessHosts.  It may be
   // nullptr, in which case the default RenderProcessHost will be created (this
   // is the behavior if you don't call this function).  The factory must be set
   // back to nullptr before it's destroyed; ownership is not transferred.
@@ skipping 304 matching lines @@
   bool gpu_observer_registered_;
 
   // Set if a call to Cleanup is required once the RenderProcessHostImpl is no
   // longer within the RenderProcessHostObserver::RenderProcessExited callbacks.
   bool delayed_cleanup_needed_;
 
   // Indicates whether RenderProcessHostImpl is currently iterating and calling
   // through RenderProcessHostObserver::RenderProcessExited.
   bool within_process_died_observer_;
 
-  scoped_refptr<AudioRendererHost> audio_renderer_host_;
+  std::unique_ptr<RendererAudioOutputStreamFactoryContextImpl,
+                  BrowserThread::DeleteOnIOThread>
+      audio_output_stream_factory_context_;
 
   scoped_refptr<AudioInputRendererHost> audio_input_renderer_host_;
 
 #if BUILDFLAG(ENABLE_WEBRTC)
   scoped_refptr<P2PSocketDispatcherHost> p2p_socket_dispatcher_host_;
 
   // Must be accessed on UI thread.
   std::vector<int> aec_dump_consumers_;
 
   WebRtcStopRtpDumpCallback stop_rtp_dump_callback_;
@@ skipping 54 matching lines @@
   FrameSinkProviderImpl frame_sink_provider_;
 
   base::WeakPtrFactory<RenderProcessHostImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderProcessHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_PROCESS_HOST_IMPL_H_