Move audio focus control from media/ to content/ and make it per WebContents.

media/base/android/media_source_player_unittest.cc

Index: media/base/android/media_source_player_unittest.cc
diff --git a/media/base/android/media_source_player_unittest.cc b/media/base/android/media_source_player_unittest.cc
index f37cf205a54b09e413551d88c7552dc5ad27d040..ca13a060cdea1a2bbbbb744926247b9f3440c63d 100644
--- a/media/base/android/media_source_player_unittest.cc
+++ b/media/base/android/media_source_player_unittest.cc
@@ -48,7 +48,8 @@ class MockMediaPlayerManager : public MediaPlayerManager {
         num_metadata_changes_(0),
         timestamp_updated_(false),
         is_audible_(false),
-        is_delay_expired_(false) {}
+        is_delay_expired_(false),
+        allow_play_(true) {}
   ~MockMediaPlayerManager() override {}
 
   // MediaPlayerManager implementation.
@@ -82,6 +83,10 @@ class MockMediaPlayerManager : public MediaPlayerManager {
   MediaPlayerAndroid* GetPlayer(int player_id) override { return NULL; }
   void RequestFullScreen(int player_id) override {}
 
+  bool RequestPlay(int player_id) override {
+    return allow_play_;
+  }
+
   void OnAudibleStateChanged(int player_id, bool is_audible_now) override {
     is_audible_ = is_audible_now;
   }
@@ -122,6 +127,10 @@ class MockMediaPlayerManager : public MediaPlayerManager {
     is_delay_expired_ = value;
   }
 
+  void set_allow_play(bool value) {
+    allow_play_ = value;
+  }
+
  private:
   base::MessageLoop* message_loop_;
   bool playback_completed_;
@@ -135,6 +144,8 @@ class MockMediaPlayerManager : public MediaPlayerManager {
   bool is_audible_;
   // Helper flag to ensure delay for WaitForDelay().
   bool is_delay_expired_;
+  // Whether the manager will allow players that request playing.
+  bool allow_play_;
 
   DISALLOW_COPY_AND_ASSIGN(MockMediaPlayerManager);
 };
@@ -2513,4 +2524,48 @@ TEST_F(MediaSourcePlayerTest, VideoMetadataChangeAfterConfigChange) {
   WaitForVideoDecodeDone();
 }
 
+TEST_F(MediaSourcePlayerTest, RequestPlayDeniedDontPlay_Audio) {
+  SKIP_TEST_IF_MEDIA_CODEC_BRIDGE_IS_NOT_AVAILABLE();
+
+  EXPECT_EQ(demuxer_->num_data_requests(), 0);
+  player_.OnDemuxerConfigsAvailable(CreateDemuxerConfigs(true, false));
+
+  manager_.set_allow_play(false);
+  player_.Start();
+  EXPECT_FALSE(player_.IsPlaying());
+}
+
+TEST_F(MediaSourcePlayerTest, RequestPlayDeniedDontPlay_Video) {
+  SKIP_TEST_IF_MEDIA_CODEC_BRIDGE_IS_NOT_AVAILABLE();
+
+  EXPECT_EQ(demuxer_->num_data_requests(), 0);
+  player_.OnDemuxerConfigsAvailable(CreateDemuxerConfigs(false, true));
+
+  manager_.set_allow_play(false);
+  player_.Start();
+  EXPECT_FALSE(player_.IsPlaying());
+}
+
+TEST_F(MediaSourcePlayerTest, RequestPlayDeniedDontPlay_AV) {
+  SKIP_TEST_IF_MEDIA_CODEC_BRIDGE_IS_NOT_AVAILABLE();
+
+  EXPECT_EQ(demuxer_->num_data_requests(), 0);
+  player_.OnDemuxerConfigsAvailable(CreateDemuxerConfigs(true, true));
+
+  manager_.set_allow_play(false);
+  player_.Start();
+  EXPECT_FALSE(player_.IsPlaying());
+}
+
+TEST_F(MediaSourcePlayerTest, RequestPlayGrantedPlays) {
+  SKIP_TEST_IF_MEDIA_CODEC_BRIDGE_IS_NOT_AVAILABLE();
+
+  EXPECT_EQ(demuxer_->num_data_requests(), 0);
+  player_.OnDemuxerConfigsAvailable(CreateDemuxerConfigs(true, true));
+
+  manager_.set_allow_play(true);
+  player_.Start();
+  EXPECT_TRUE(player_.IsPlaying());
+}
+
 }  // namespace media