Update user gesture related code to the new WebKit API

content/renderer/notification_provider.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 "content/renderer/notification_provider.h"
 
 #include "base/string_util.h"
 #include "content/common/desktop_notification_messages.h"
 #include "content/common/view_messages.h"
 #include "content/renderer/render_view_impl.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebURL.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebDocument.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebNotificationPermissionCallback.h"
+#include "third_party/WebKit/Source/WebKit/chromium/public/WebUserGestureIndicator.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
 
 using WebKit::WebDocument;
 using WebKit::WebNotification;
 using WebKit::WebNotificationPresenter;
 using WebKit::WebNotificationPermissionCallback;
 using WebKit::WebSecurityOrigin;
 using WebKit::WebString;
 using WebKit::WebURL;
+using WebKit::WebUserGestureIndicator;
 
 namespace content {
 
 
 NotificationProvider::NotificationProvider(RenderViewImpl* render_view)
     : RenderViewObserver(render_view) {
 }
 
 NotificationProvider::~NotificationProvider() {
   manager_.DetachAll();
@@ skipping 31 matching lines @@
           routing_id(),
           GURL(origin.toString()),
           &permission));
   return static_cast<WebNotificationPresenter::Permission>(permission);
 }
 
 void NotificationProvider::requestPermission(
     const WebSecurityOrigin& origin,
     WebNotificationPermissionCallback* callback) {
   // We only request permission in response to a user gesture.
-  if (!render_view()->GetWebView()->mainFrame()->isProcessingUserGesture())
+  if (!WebUserGestureIndicator::isProcessingUserGesture())
     return;
 
   int id = manager_.RegisterPermissionRequest(callback);
 
   Send(new DesktopNotificationHostMsg_RequestPermission(
       routing_id(), GURL(origin.toString()), id));
 }
 
 bool NotificationProvider::OnMessageReceived(const IPC::Message& message) {
   bool handled = true;
@@ skipping 85 matching lines @@
   DCHECK(callback);
   callback->permissionRequestComplete();
   manager_.OnPermissionRequestComplete(id);
 }
 
 void NotificationProvider::OnNavigate() {
   manager_.Clear();
 }
 
 }  // namespace content