Remove use of WebContentsImpl from ResourceDispatcherHostImpl

content/browser/loader/resource_dispatcher_host_impl.h

 // 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.
 
 // This is the browser side of the resource dispatcher, it receives requests
 // from the child process (i.e. [Renderer, Plugin, Worker]ProcessHost), and
 // dispatches them to URLRequests. It then forwards the messages from the
 // URLRequests back to the correct process for handling.
 //
 // See http://dev.chromium.org/developers/design-documents/multi-process-resource-loading
@@ skipping 52 matching lines @@
 class LoaderDelegate;
 class NavigationURLLoaderImplCore;
 class RenderFrameHostImpl;
 class ResourceContext;
 class ResourceDispatcherHostDelegate;
 class ResourceMessageDelegate;
 class ResourceMessageFilter;
 class ResourceRequestInfoImpl;
 class SaveFileManager;
 class ServiceWorkerNavigationHandleCore;
-class WebContentsImpl;
 struct CommonNavigationParams;
 struct DownloadSaveInfo;
 struct NavigationRequestInfo;
 struct Referrer;
 struct ResourceRequest;
 
 // This class is responsible for notifying the IO thread (specifically, the
 // ResourceDispatcherHostImpl) of frame events. It has an interace for callers
 // to use and also sends notifications on WebContentsObserver events. All
 // methods (static or class) will be called from the UI thread and post to the
@@ skipping 126 matching lines @@
   void OnRenderViewHostDeleted(int child_id, int route_id);
 
   // Called when a RenderViewHost starts or stops loading.
   void OnRenderViewHostSetIsLoading(int child_id,
                                     int route_id,
                                     bool is_loading);
 
   // Force cancels any pending requests for the given process.
   void CancelRequestsForProcess(int child_id);
 
-  void OnUserGesture(WebContentsImpl* contents);
+  void OnUserGesture();
 
   // Retrieves a net::URLRequest.  Must be called from the IO thread.
   net::URLRequest* GetURLRequest(const GlobalRequestID& request_id);
 
   void RemovePendingRequest(int child_id, int request_id);
 
   // Causes all new requests for the route identified by |routing_id| to be
   // blocked (not being started) until ResumeBlockedRequestsForRoute is called.
   void BlockRequestsForRoute(const GlobalFrameRoutingId& global_routing_id);
 
@@ skipping 69 matching lines @@
   void BeginNavigationRequest(
       ResourceContext* resource_context,
       const NavigationRequestInfo& info,
       NavigationURLLoaderImplCore* loader,
       ServiceWorkerNavigationHandleCore* service_worker_handle_core);
 
   // Turns on stale-while-revalidate support, regardless of command-line flags
   // or experiment status. For unit tests only.
   void EnableStaleWhileRevalidateForTesting();
 
+  // Sets the LoaderDelegate, which must outlive this object. Ownership is not
+  // transferred. The LoaderDelegate should be interacted with on the IO thread.
   void SetLoaderDelegate(LoaderDelegate* loader_delegate);
 
  private:
   friend class LoaderIOThreadNotifier;
   friend class ResourceDispatcherHostTest;
 
   FRIEND_TEST_ALL_PREFIXES(ResourceDispatcherHostTest,
                            TestBlockedRequestsProcessDies);
   FRIEND_TEST_ALL_PREFIXES(ResourceDispatcherHostTest,
                            CalculateApproximateMemoryCost);
@@ skipping 329 matching lines @@
   // Allows tests to use a mock CertStore. If set, the CertStore must
   // outlive this ResourceDispatcherHostImpl.
   CertStore* cert_store_for_testing_;
 
   DISALLOW_COPY_AND_ASSIGN(ResourceDispatcherHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_LOADER_RESOURCE_DISPATCHER_HOST_IMPL_H_