enable subtitle support and the new fullscreen video

content/browser/media/android/browser_media_player_manager.cc

Index: content/browser/media/android/browser_media_player_manager.cc
diff --git a/content/browser/media/android/browser_media_player_manager.cc b/content/browser/media/android/browser_media_player_manager.cc
index 1722403a5e18c739427473d0ddce250f3fd4f838..ca15dc8fce0a78654bf7d70387a42f067fd1a16c 100644
--- a/content/browser/media/android/browser_media_player_manager.cc
+++ b/content/browser/media/android/browser_media_player_manager.cc
@@ -188,8 +188,8 @@ void BrowserMediaPlayerManager::FullscreenPlayerSeek(int msec) {
 }
 
 void BrowserMediaPlayerManager::ExitFullscreen(bool release_media_player) {
-  if (CommandLine::ForCurrentProcess()->HasSwitch(
-      switches::kEnableOverlayFullscreenVideoSubtitle)) {
+  if (!CommandLine::ForCurrentProcess()->HasSwitch(
+      switches::kDisableOverlayFullscreenVideoSubtitle)) {
     if (WebContentsDelegate* delegate = web_contents_->GetDelegate())
       delegate->ToggleFullscreenModeForTab(web_contents_, false);
     if (RenderWidgetHostViewAndroid* view_android =
@@ -229,8 +229,8 @@ void BrowserMediaPlayerManager::SetVideoSurface(
   }
   player->SetVideoSurface(surface.Pass());
 
-  if (!CommandLine::ForCurrentProcess()->HasSwitch(
-      switches::kEnableOverlayFullscreenVideoSubtitle)) {
+  if (CommandLine::ForCurrentProcess()->HasSwitch(
+      switches::kDisableOverlayFullscreenVideoSubtitle)) {
     return;
   }
   if (RenderWidgetHostViewAndroid* view_android =