Enable the embedded L1/EME support in WebView.

content/public/android/java/src/org/chromium/content/browser/ContentViewClient.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.browser;
 
 import android.content.ActivityNotFoundException;
 import android.content.Context;
 import android.content.Intent;
-import android.graphics.RectF;
 import android.util.Log;
 import android.view.ActionMode;
 import android.view.KeyEvent;
 
 import org.chromium.content.browser.SelectActionModeCallback.ActionHandler;
 
 import java.net.URISyntaxException;
 
 /**
  *  Main callback class used by ContentView.
@@ skipping 133 matching lines @@
             return;
         }
 
         try {
             context.startActivity(intent);
         } catch (ActivityNotFoundException ex) {
             Log.w(TAG, "No application can handle " + intentUrl);
         }
     }
 
-    public void onExternalVideoSurfaceRequested(int playerId) {
-    }
-
-    public void onGeometryChanged(int playerId, RectF rect) {
-    }
-
     public ContentVideoViewClient getContentVideoViewClient() {
         return null;
     }
 
     /**
      * Called when BrowserMediaPlayerManager wants to load a media resource.
      * @param url the URL of media resource to load.
      * @return true to prevent the resource from being loaded.
      */
     public boolean shouldBlockMediaRequest(String url) {
         return false;
     }
 
 }