Remove video overlay support from WebView

android_webview/browser/aw_content_browser_client.cc

 // Copyright (c) 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.
 
 #include "android_webview/browser/aw_content_browser_client.h"
 
 #include <utility>
 
 #include "android_webview/browser/aw_browser_context.h"
 #include "android_webview/browser/aw_browser_main_parts.h"
@@ skipping 501 matching lines @@
   // is used to post onPageStarted. We handle shouldOverrideUrlLoading
   // via a sync IPC.
   if (navigation_handle->IsInMainFrame()) {
     throttles.push_back(
         navigation_interception::InterceptNavigationDelegate::CreateThrottleFor(
             navigation_handle));
   }
   return throttles;
 }
 
-#if defined(VIDEO_HOLE)
-content::ExternalVideoSurfaceContainer*
-AwContentBrowserClient::OverrideCreateExternalVideoSurfaceContainer(
-    content::WebContents* web_contents) {
-  return native_factory_->CreateExternalVideoSurfaceContainer(web_contents);
-}
-#endif
-
 }  // namespace android_webview