[Video] MediaSession API event handlers can resume background video.

content/browser/media/session/media_session_impl_visibility_browsertest.cc

Index: content/browser/media/session/media_session_impl_visibility_browsertest.cc
diff --git a/content/browser/media/session/media_session_impl_visibility_browsertest.cc b/content/browser/media/session/media_session_impl_visibility_browsertest.cc
index 7703287553638c793a347919ef459b3d370a52b4..774183359402f0c4ea3d8c115c56a6061fb9a87a 100644
--- a/content/browser/media/session/media_session_impl_visibility_browsertest.cc
+++ b/content/browser/media/session/media_session_impl_visibility_browsertest.cc
@@ -164,7 +164,7 @@ class MediaSessionImplVisibilityBrowserTest
     if (state_before_hide == state_after_hide) {
       LOG(INFO) << "Waiting for 1 second and check session state is unchanged";
       Wait(base::TimeDelta::FromSeconds(1));
-      ASSERT_EQ(media_session_->audio_focus_state_, state_after_hide);
+      ASSERT_EQ(state_after_hide, media_session_->audio_focus_state_);
     } else {
       LOG(INFO) << "Waiting for Session to change";
       WaitForMediaSessionState(state_after_hide);