Adding histograms showing fraction of page load times

net/url_request/url_request_http_job.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_HTTP_JOB_H_
 #define NET_URL_REQUEST_URL_REQUEST_HTTP_JOB_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 73 matching lines @@
   virtual void SetAuth(const AuthCredentials& credentials) OVERRIDE;
   virtual void CancelAuth() OVERRIDE;
   virtual void ContinueWithCertificate(X509Certificate* client_cert) OVERRIDE;
   virtual void ContinueDespiteLastError() OVERRIDE;
   virtual bool ReadRawData(IOBuffer* buf, int buf_size,
                            int* bytes_read) OVERRIDE;
   virtual void StopCaching() OVERRIDE;
   virtual void DoneReading() OVERRIDE;
   virtual HostPortPair GetSocketAddress() const OVERRIDE;
   virtual void NotifyURLRequestDestroyed() OVERRIDE;
+  virtual void OnDetachRequest() OVERRIDE;
 
   HttpRequestInfo request_info_;
   const HttpResponseInfo* response_info_;
 
   std::vector<std::string> response_cookies_;
   size_t response_cookies_save_index_;
   base::Time response_date_;
 
   // Auth states for proxy and origin server.
   AuthState proxy_auth_state_;
@@ skipping 31 matching lines @@
 
  private:
   enum CompletionCause {
     ABORTED,
     FINISHED
   };
 
   typedef base::RefCountedData<bool> SharedBoolean;
 
   class HttpFilterContext;
+  class HttpTransactionDelegateImpl;
 
   virtual ~URLRequestHttpJob();
 
   void RecordTimer();
   void ResetTimer();
 
   virtual void UpdatePacketReadTimes() OVERRIDE;
   void RecordPacketStats(FilterContext::StatisticSelector statistic) const;
 
   void RecordCompressionHistograms();
@@ skipping 72 matching lines @@
   // layers of the network stack.
   scoped_refptr<HttpResponseHeaders> override_response_headers_;
 
   // Flag used to verify that |this| is not deleted while we are awaiting
   // a callback from the NetworkDelegate. Used as a fail-fast mechanism.
   // True if we are waiting a callback and
   // NetworkDelegate::NotifyURLRequestDestroyed has not been called, yet,
   // to inform the NetworkDelegate that it may not call back.
   bool awaiting_callback_;
 
+  scoped_ptr<HttpTransactionDelegateImpl> http_transaction_delegate_;
+
   DISALLOW_COPY_AND_ASSIGN(URLRequestHttpJob);
 };
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_HTTP_JOB_H_