Plumb site engagement to the renderer process.

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 2278 matching lines @@
   if (!node || !(isHTMLCanvasElement(*node) || isHTMLImageElement(*node)))
     return;
 
   String url = toElement(*node).imageSourceURL();
   if (!KURL(KURL(), url).protocolIsData())
     return;
 
   m_client->saveImageFromDataURL(url);
 }
 
+void WebLocalFrameImpl::setEngagementLevel(mojom::EngagementLevel level) {
+  frame()->document()->setEngagementLevel(level);
+}
+
 WebSandboxFlags WebLocalFrameImpl::effectiveSandboxFlags() const {
   if (!frame())
     return WebSandboxFlags::None;
   return static_cast<WebSandboxFlags>(
       frame()->loader().effectiveSandboxFlags());
 }
 
 void WebLocalFrameImpl::forceSandboxFlags(WebSandboxFlags flags) {
   frame()->loader().forceSandboxFlags(static_cast<SandboxFlags>(flags));
 }
@@ skipping 32 matching lines @@
     feature = UseCounter::ChromeLoadTimesConnectionInfo;
   }
   UseCounter::count(frame(), feature);
 }
 
 WebInputMethodControllerImpl* WebLocalFrameImpl::inputMethodController() const {
   return m_inputMethodController.get();
 }
 
 }  // namespace blink