Add a FrameHostMsg_BeginNavigation IPC

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 12 matching lines @@
 #include "base/memory/scoped_ptr.h"
 #include "base/observer_list.h"
 #include "base/time/time.h"
 #include "base/timer/timer.h"
 #include "content/browser/download/download_resource_handler.h"
 #include "content/browser/loader/global_routing_id.h"
 #include "content/browser/loader/resource_loader.h"
 #include "content/browser/loader/resource_loader_delegate.h"
 #include "content/browser/loader/resource_scheduler.h"
 #include "content/common/content_export.h"
+#include "content/common/resource_request_body.h"
 #include "content/public/browser/child_process_data.h"
 #include "content/public/browser/download_item.h"
 #include "content/public/browser/download_url_parameters.h"
 #include "content/public/browser/global_request_id.h"
 #include "content/public/browser/notification_types.h"
 #include "content/public/browser/resource_dispatcher_host.h"
 #include "ipc/ipc_message.h"
 #include "net/cookies/canonical_cookie.h"
 #include "net/url_request/url_request.h"
 #include "webkit/common/resource_type.h"
 
 class ResourceHandler;
 struct ResourceHostMsg_Request;
 
 namespace net {
 class URLRequestJobFactory;
 }
 
 namespace webkit_blob {
 class ShareableFileReference;
 }
 
 namespace content {
+class NavigationRequestInfo;
 class ResourceContext;
 class ResourceDispatcherHostDelegate;
 class ResourceMessageDelegate;
 class ResourceMessageFilter;
 class ResourceRequestInfoImpl;
 class SaveFileManager;
 class WebContentsImpl;
 struct DownloadSaveInfo;
 struct Referrer;
 
@@ skipping 163 matching lines @@
   // sending it to the renderer. Returns true if there are enough file
   // descriptors available for the shared memory buffer. If false is returned,
   // the request should cancel.
   bool HasSufficientResourcesForRequest(const net::URLRequest* request_);
 
   // Called by a ResourceHandler after it has finished its request and is done
   // using its shared memory buffer. Frees up that file descriptor to be used
   // elsewhere.
   void FinishedWithResourcesForRequest(const net::URLRequest* request_);
 
+  // Called by NavigationRequest to start a navigation request in the node
+  // identified by |frame_node_id|.
+  void NavigationRequest(const NavigationRequestInfo& info,
+                         scoped_refptr<ResourceRequestBody> request_body,
+                         int64 frame_node_id);
+
  private:
   friend class ResourceDispatcherHostTest;
 
   FRIEND_TEST_ALL_PREFIXES(ResourceDispatcherHostTest,
                            TestBlockedRequestsProcessDies);
   FRIEND_TEST_ALL_PREFIXES(ResourceDispatcherHostTest,
                            CalculateApproximateMemoryCost);
   FRIEND_TEST_ALL_PREFIXES(ResourceDispatcherHostTest,
                            DetachableResourceTimesOut);
   FRIEND_TEST_ALL_PREFIXES(ResourceDispatcherHostTest,
@@ skipping 259 matching lines @@
   DelegateMap delegate_map_;
 
   scoped_ptr<ResourceScheduler> scheduler_;
 
   DISALLOW_COPY_AND_ASSIGN(ResourceDispatcherHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_LOADER_RESOURCE_DISPATCHER_HOST_IMPL_H_