Add FilePath to base namespace.

net/url_request/url_request.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.
 
 #ifndef NET_URL_REQUEST_URL_REQUEST_H_
 #define NET_URL_REQUEST_URL_REQUEST_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 11 matching lines @@
 #include "net/base/net_export.h"
 #include "net/base/net_log.h"
 #include "net/base/network_delegate.h"
 #include "net/base/request_priority.h"
 #include "net/base/upload_progress.h"
 #include "net/cookies/canonical_cookie.h"
 #include "net/http/http_request_headers.h"
 #include "net/http/http_response_info.h"
 #include "net/url_request/url_request_status.h"
 
-class FilePath;
 // Temporary layering violation to allow existing users of a deprecated
 // interface.
 class ChildProcessSecurityPolicyTest;
 class ComponentUpdateInterceptor;
 class TestAutomationProvider;
 class URLRequestAutomationJob;
 
 namespace base {
 namespace debug {
 class StackTrace;
@@ skipping 810 matching lines @@
   base::TimeTicks start_time_ticks_;
 
   scoped_ptr<const base::debug::StackTrace> stack_trace_;
 
   DISALLOW_COPY_AND_ASSIGN(URLRequest);
 };
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_H_