Move mod_pagespeed metrics out of prerender.

chrome/browser/prerender/prerender_util.h

 // Copyright (c) 2011 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 CHROME_BROWSER_PRERENDER_PRERENDER_UTIL_H_
 #define CHROME_BROWSER_PRERENDER_PRERENDER_UTIL_H_
 
 #include "base/basictypes.h"
-#include "content/public/common/resource_type.h"
 #include "url/gurl.h"
 
-namespace net {
-class HttpResponseHeaders;
-class URLRequest;
-}
-
 namespace prerender {
 
 extern const char kChromeNavigateExtraDataKey[];
 
 // ID indicating that no experiment is active.
 const uint8 kNoExperiment = 0;
 
 // Extracts a urlencoded URL stored in a url= query parameter from a URL
 // supplied, if available, and stores it in alias_url.  Returns whether or not
 // the operation succeeded (i.e. a valid URL was found).
@@ skipping 14 matching lines @@
 // The prerender contents of some experiments should never be swapped in
 // by pretending to never match on the URL.  This function will return true
 // iff this is the case for the experiment_id specified.
 bool IsNoSwapInExperiment(uint8 experiment_id);
 
 // The prerender contents of some experiments should behave identical to the
 // control group, regardless of the field trial.  This function will return true
 // iff this is the case for the experiment_id specified.
 bool IsControlGroupExperiment(uint8 experiment_id);
 
-// Called by URLRequestResponseStarted to gather data about Pagespeed headers
-// into the Prerender.PagespeedHeader histogram. Public so it can be accessed
-// by the unit test.
-void GatherPagespeedData(const content::ResourceType resource_type,
-                         const GURL& request_url,
-                         const net::HttpResponseHeaders* response_headers);
-
-// Static method gathering stats about a URLRequest for which a response has
-// just started.
-void URLRequestResponseStarted(net::URLRequest* request);
-
 // Report a URL was canceled due to trying to handle an external URL.
 void ReportPrerenderExternalURL();
 
 // Report a URL was canceled due to unsupported prerender scheme.
 void ReportUnsupportedPrerenderScheme(const GURL& url);
 
 }  // namespace prerender
 
 #endif  // CHROME_BROWSER_PRERENDER_PRERENDER_UTIL_H_