Add Java wrapper for RenderFrameHost

content/public/android/java/src/org/chromium/content_public/browser/WebContents.java

 // Copyright 2014 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_public.browser;
 
 import android.graphics.Bitmap;
 import android.graphics.Rect;
 import android.os.Handler;
 import android.os.Parcelable;
@@ skipping 35 matching lines @@
      * @return Whether or not the native object associated with this WebContent is destroyed.
      */
     boolean isDestroyed();
 
     /**
      * @return The navigation controller associated with this WebContents.
      */
     NavigationController getNavigationController();
 
     /**
+     * @return  The main frame associated with this WebContents.
+     */
+    RenderFrameHost getMainFrame();
+
+    /**
      * @return The title for the current visible page.
      */
     String getTitle();
 
     /**
      * @return The URL for the current visible page.
      */
     String getVisibleUrl();
 
     /**
@@ skipping 300 matching lines @@
             boolean bypassCache, ImageDownloadCallback callback);
 
     /**
      * Issues a fake notification about the renderer being killed.
      *
      * @param wasOomProtected True if the renderer was protected from the OS out-of-memory killer
      *                        (e.g. renderer for the currently selected tab)
      */
     public void simulateRendererKilledForTesting(boolean wasOomProtected);
 }