Make MediaSession a runtime-enabled feature on Desktop.

content/browser/web_contents/web_contents_impl.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/browser/web_contents/web_contents_impl.h"
 
 #include <stddef.h>
 
 #include <cmath>
 #include <utility>
@@ skipping 35 matching lines @@
 #include "content/browser/frame_host/navigator_impl.h"
 #include "content/browser/frame_host/render_frame_host_impl.h"
 #include "content/browser/frame_host/render_widget_host_view_child_frame.h"
 #include "content/browser/geolocation/geolocation_service_context.h"
 #include "content/browser/host_zoom_map_impl.h"
 #include "content/browser/loader/resource_dispatcher_host_impl.h"
 #include "content/browser/manifest/manifest_manager_host.h"
 #include "content/browser/media/audio_stream_monitor.h"
 #include "content/browser/media/capture/web_contents_audio_muter.h"
 #include "content/browser/media/media_web_contents_observer.h"
+#include "content/browser/media/session/media_session.h"
 #include "content/browser/message_port_message_filter.h"
 #include "content/browser/plugin_content_origin_whitelist.h"
 #include "content/browser/renderer_host/render_process_host_impl.h"
 #include "content/browser/renderer_host/render_view_host_delegate_view.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_input_event_router.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
 #include "content/browser/screen_orientation/screen_orientation_dispatcher_host_impl.h"
 #include "content/browser/site_instance_impl.h"
@@ skipping 51 matching lines @@
 #include "third_party/WebKit/public/web/WebSandboxFlags.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/base/layout.h"
 #include "ui/gfx/display.h"
 #include "ui/gfx/screen.h"
 #include "ui/gl/gl_switches.h"
 
 #if defined(OS_ANDROID)
 #include "content/browser/android/content_video_view.h"
 #include "content/browser/android/date_time_chooser_android.h"
-#include "content/browser/media/android/media_session.h"
 #include "content/browser/media/android/media_web_contents_observer_android.h"
 #include "content/browser/web_contents/web_contents_android.h"
 #endif  // OS_ANDROID
 
 #if defined(OS_MACOSX)
 #include "base/mac/foundation_util.h"
 #endif
 
 #if defined(MOJO_SHELL_CLIENT)
 #include "content/browser/web_contents/web_contents_view_mus.h"
@@ skipping 3395 matching lines @@
   // for the new page has committed.
   RenderViewHostImpl* rvhi =
       static_cast<RenderViewHostImpl*>(render_view_message_source_);
   if (!rvhi->is_active())
     return;
 
   FOR_EACH_OBSERVER(WebContentsObserver, observers_,
                     DidUpdateFaviconURL(candidates));
 }
 
-#if defined(OS_ANDROID)
-
 void WebContentsImpl::OnMediaSessionStateChanged() {
   MediaSession* session = MediaSession::Get(this);
   FOR_EACH_OBSERVER(WebContentsObserver, observers_,
                     MediaSessionStateChanged(session->IsControllable(),
                                              session->IsSuspended()));
 }
 
 void WebContentsImpl::ResumeMediaSession() {
-  MediaSession::Get(this)->Resume();
+  MediaSession::Get(this)->Resume(MediaSession::SuspendType::UI);
 }
 
 void WebContentsImpl::SuspendMediaSession() {
-  MediaSession::Get(this)->Suspend();
+  MediaSession::Get(this)->Suspend(MediaSession::SuspendType::UI);
 }
 
 void WebContentsImpl::StopMediaSession() {
-  MediaSession::Get(this)->Stop();
+  MediaSession::Get(this)->Stop(MediaSession::SuspendType::UI);
 }
 
-#endif  // defined(OS_ANDROID)
-
 void WebContentsImpl::OnFirstVisuallyNonEmptyPaint() {
   FOR_EACH_OBSERVER(WebContentsObserver, observers_,
                     DidFirstVisuallyNonEmptyPaint());
 
   did_first_visually_non_empty_paint_ = true;
 
   if (theme_color_ != last_sent_theme_color_) {
     // Theme color should have updated by now if there was one.
     FOR_EACH_OBSERVER(WebContentsObserver, observers_,
                       DidChangeThemeColor(theme_color_));
@@ skipping 1211 matching lines @@
     const WebContentsObserver::MediaPlayerId& id) {
   FOR_EACH_OBSERVER(WebContentsObserver, observers_, MediaStartedPlaying(id));
 }
 
 void WebContentsImpl::MediaStoppedPlaying(
     const WebContentsObserver::MediaPlayerId& id) {
   FOR_EACH_OBSERVER(WebContentsObserver, observers_, MediaStoppedPlaying(id));
 }
 
 }  // namespace content