Enables fullscreen subtitle and media control from Blink

content/shell/android/java/src/org/chromium/content_shell/ShellManager.java

 // Copyright 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.
 
 package org.chromium.content_shell;
 
 import android.content.Context;
 import android.util.AttributeSet;
 import android.view.LayoutInflater;
 import android.widget.FrameLayout;
@@ skipping 67 matching lines @@
     }
 
     /**
      * Creates a new shell pointing to the specified URL.
      * @param url The URL the shell should load upon creation.
      */
     public void launchShell(String url) {
         nativeLaunchShell(url);
     }
 
+    /**
+     * Enter or leave overlay video mode.
+     * @param enabled Whether overlay mode is enabled.
+     */
+    public void setOverlayVideoMode(boolean enabled) {
+        if (mContentViewRenderView == null) return;
+        mContentViewRenderView.setOverlayVideoMode(enabled);
+    }
+
     @SuppressWarnings("unused")
     @CalledByNative
     private Object createShell() {
         assert mContentViewRenderView != null;
         LayoutInflater inflater =
                 (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
         Shell shellView = (Shell) inflater.inflate(R.layout.shell_view, null);
         shellView.setWindow(mWindow);
 
         if (mActiveShell != null) closeShell(mActiveShell);
@@ skipping 18 matching lines @@
         ContentView contentView = shellView.getContentView();
         if (contentView != null) contentView.onHide();
         shellView.setContentViewRenderView(null);
         shellView.setWindow(null);
         removeView(shellView);
     }
 
     private static native void nativeInit(Object shellManagerInstance);
     private static native void nativeLaunchShell(String url);
 }