Reduce the amount of included header files. Vast change like in "Oh God! This...

chrome/browser/renderer_host/resource_dispatcher_host.h

 // Copyright (c) 2006-2008 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 RenderProcessHosts, and dispatches them to URLRequests. It then
 // fowards the messages from the URLRequests back to the correct process for
 // handling.
 //
 // See http://dev.chromium.org/developers/design-documents/multi-process-resource-loading
 
 #ifndef CHROME_BROWSER_RENDERER_HOST_RESOURCE_DISPATCHER_HOST_H_
 #define CHROME_BROWSER_RENDERER_HOST_RESOURCE_DISPATCHER_HOST_H_
 
 #include <map>
-#include <string>
-#include <vector>
 
-#include "base/logging.h"
 #include "base/observer_list.h"
 #include "base/process.h"
-#include "base/ref_counted.h"
 #include "base/timer.h"
 #include "chrome/browser/renderer_host/resource_handler.h"
 #include "chrome/common/filter_policy.h"
 #include "chrome/common/ipc_message.h"
 #include "net/url_request/url_request.h"
 #include "webkit/glue/resource_type.h"
 
 class CrossSiteResourceHandler;
 class DownloadFileManager;
 class DownloadRequestManager;
@@ skipping 490 matching lines @@
   // individual requests is given by CalculateApproximateMemoryCost).
   // The total number of outstanding requests is roughly:
   //   (max_outstanding_requests_cost_per_process_ /
   //       kAvgBytesPerOutstandingRequest)
   int max_outstanding_requests_cost_per_process_;
 
   DISALLOW_COPY_AND_ASSIGN(ResourceDispatcherHost);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RESOURCE_DISPATCHER_HOST_H_