Initial PlzNavigate RDH-side logic.

content/browser/loader/navigation_resource_handler.h

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Copyright 2014 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.
 
-#ifndef CONTENT_BROWSER_LOADER_SYNC_RESOURCE_HANDLER_H_
-#define CONTENT_BROWSER_LOADER_SYNC_RESOURCE_HANDLER_H_
+#ifndef CONTENT_BROWSER_LOADER_NAVIGATION_RESOURCE_HANDLER_H_
+#define CONTENT_BROWSER_LOADER_NAVIGATION_RESOURCE_HANDLER_H_
 
-#include <string>
-
+#include "base/macros.h"
+#include "base/memory/ref_counted.h"
 #include "content/browser/loader/resource_handler.h"
-#include "content/public/common/resource_response.h"
-
-namespace IPC {
-class Message;
-}
-
-namespace net {
-class IOBuffer;
-class URLRequest;
-}
+#include "content/browser/streams/stream_write_observer.h"
 
 namespace content {
-class ResourceContext;
-class ResourceDispatcherHostImpl;
-class ResourceMessageFilter;
 
-// Used to complete a synchronous resource request in response to resource load
-// events from the resource dispatcher host.
-class SyncResourceHandler : public ResourceHandler {
+class NavigationURLLoaderCore;
+class Stream;
+
+// The leaf ResourceHandler used with NavigationURLLoaderCore.
+class NavigationResourceHandler : public StreamWriteObserver,
+                                  public ResourceHandler {
  public:
-  SyncResourceHandler(net::URLRequest* request,
-                      IPC::Message* result_message,
-                      ResourceDispatcherHostImpl* resource_dispatcher_host);
-  virtual ~SyncResourceHandler();
+  NavigationResourceHandler(net::URLRequest* request,
+                            NavigationURLLoaderCore* core);
+  virtual ~NavigationResourceHandler();
 
+  void Cancel();
+  void Resume();
+
+  // ResourceHandler implementation.
   virtual bool OnUploadProgress(uint64 position, uint64 size) OVERRIDE;
+
   virtual bool OnRequestRedirected(const net::RedirectInfo& redirect_info,
                                    ResourceResponse* response,
                                    bool* defer) OVERRIDE;
+
   virtual bool OnResponseStarted(ResourceResponse* response,
                                  bool* defer) OVERRIDE;
+
   virtual bool OnWillStart(const GURL& url, bool* defer) OVERRIDE;
+
   virtual bool OnBeforeNetworkStart(const GURL& url, bool* defer) OVERRIDE;
+
   virtual bool OnWillRead(scoped_refptr<net::IOBuffer>* buf,
                           int* buf_size,
                           int min_size) OVERRIDE;
+
   virtual bool OnReadCompleted(int bytes_read, bool* defer) OVERRIDE;
+
   virtual void OnResponseCompleted(const net::URLRequestStatus& status,
                                    const std::string& security_info,
                                    bool* defer) OVERRIDE;
+
   virtual void OnDataDownloaded(int bytes_downloaded) OVERRIDE;
 
  private:
-  enum { kReadBufSize = 3840 };
+  // StreamWriteObserver implementation.
+  virtual void OnSpaceAvailable(Stream* stream) OVERRIDE;
+  virtual void OnClose(Stream* stream) OVERRIDE;
 
+  scoped_refptr<NavigationURLLoaderCore> core_;
+  scoped_refptr<Stream> stream_;
   scoped_refptr<net::IOBuffer> read_buffer_;
-
-  SyncLoadResult result_;
-  IPC::Message* result_message_;
-  ResourceDispatcherHostImpl* rdh_;
-  int64 total_transfer_size_;
+  DISALLOW_COPY_AND_ASSIGN(NavigationResourceHandler);
 };
 
 }  // namespace content
 
-#endif  // CONTENT_BROWSER_LOADER_SYNC_RESOURCE_HANDLER_H_
+#endif  // CONTENT_BROWSER_LOADER_CERTIFICATE_RESOURCE_HANDLER_H_

[clamy, 2014/09/12 20:51:25]

s/CERTIFICATE/NAVIGATION

[davidben, 2014/09/19 18:30:49]

Done.