Fixing naming issues in MediaSession

content/browser/media/session/audio_focus_delegate_default_browsertest.cc

Index: content/browser/media/session/audio_focus_delegate_default_browsertest.cc
diff --git a/content/browser/media/session/media_session_delegate_default_browsertest.cc b/content/browser/media/session/audio_focus_delegate_default_browsertest.cc
similarity index 84%
rename from content/browser/media/session/media_session_delegate_default_browsertest.cc
rename to content/browser/media/session/audio_focus_delegate_default_browsertest.cc
index 921c084636b984aab613466a9aaec41d73ef5e80..8456748e59fe2dc50ebc31b9fffee29983af8cce 100644
--- a/content/browser/media/session/media_session_delegate_default_browsertest.cc
+++ b/content/browser/media/session/audio_focus_delegate_default_browsertest.cc
@@ -4,7 +4,7 @@
 
 #include "base/command_line.h"
 #include "content/browser/media/session/media_session.h"
-#include "content/browser/media/session/mock_media_session_observer.h"
+#include "content/browser/media/session/mock_media_session_player_observer.h"
 #include "content/public/test/content_browser_test.h"
 #include "content/shell/browser/shell.h"
 #include "media/base/media_content_type.h"
@@ -19,8 +19,8 @@ class MediaSessionDelegateDefaultBrowserTest : public ContentBrowserTest {
   }
 
   void Run(WebContents* start_contents, WebContents* interrupt_contents) {
-    std::unique_ptr<MockMediaSessionObserver> media_session_observer(
-        new MockMediaSessionObserver);
+    std::unique_ptr<MockMediaSessionPlayerObserver>
+        player_observer(new MockMediaSessionPlayerObserver);
 
     MediaSession* media_session = MediaSession::Get(start_contents);
     ASSERT_TRUE(media_session);
@@ -28,14 +28,14 @@ class MediaSessionDelegateDefaultBrowserTest : public ContentBrowserTest {
     MediaSession* other_media_session = MediaSession::Get(interrupt_contents);
     ASSERT_TRUE(other_media_session);
 
-    media_session_observer->StartNewPlayer();
-    media_session->AddPlayer(media_session_observer.get(), 0,
+    player_observer->StartNewPlayer();
+    media_session->AddPlayer(player_observer.get(), 0,
                              media::MediaContentType::Persistent);
     EXPECT_TRUE(media_session->IsActive());
     EXPECT_FALSE(other_media_session->IsActive());
 
-    media_session_observer->StartNewPlayer();
-    other_media_session->AddPlayer(media_session_observer.get(), 1,
+    player_observer->StartNewPlayer();
+    other_media_session->AddPlayer(player_observer.get(), 1,
                                    media::MediaContentType::Persistent);
     EXPECT_FALSE(media_session->IsActive());
     EXPECT_TRUE(other_media_session->IsActive());