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

chrome/browser/renderer_host/resource_request_details.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.
 
 // The ResourceRequestDetails object contains additional details about a
 // resource request.  It copies many of the publicly accessible member variables
 // of URLRequest, but exists on the UI thread.
 
 #ifndef CHROME_BROWSER_RENDERER_HOST_RESOURCE_REQUEST_DETAILS_H_
 #define CHROME_BROWSER_RENDERER_HOST_RESOURCE_REQUEST_DETAILS_H_
 
 #include <string>
 
-#include "base/basictypes.h"
 #include "chrome/browser/renderer_host/resource_dispatcher_host.h"
 #include "googleurl/src/gurl.h"
-#include "net/url_request/url_request.h"
 #include "net/url_request/url_request_status.h"
 
+class URLRequest;
+
 #if defined(OS_WIN)
 // TODO(port): Move header to the above section when CertStore has been ported.
 #include "chrome/browser/cert_store.h"
 #elif defined(OS_POSIX)
 #include "chrome/common/temp_scaffolding_stubs.h"
 #endif
 
 // Details about a resource request notification.
 class ResourceRequestDetails {
  public:
@@ skipping 53 matching lines @@
         new_url_(new_url) { }
 
   // The URL to which we are being redirected.
   const GURL& new_url() const { return new_url_; }
 
  private:
   GURL new_url_;
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RESOURCE_REQUEST_DETAILS_H_