Prerendering: Add MatchComplete PPLT

chrome/browser/prerender/prerender_histograms.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_HISTOGRAMS_H_
 #define CHROME_BROWSER_PRERENDER_PRERENDER_HISTOGRAMS_H_
 #pragma once
 
 #include <string>
 
@@ skipping 13 matching lines @@
 class PrerenderHistograms {
  public:
   // Owned by a PrerenderManager object for the lifetime of the
   // PrerenderManager.
   PrerenderHistograms();
 
   // Records the perceived page load time for a page - effectively the time from
   // when the user navigates to a page to when it finishes loading.  The actual
   // load may have started prior to navigation due to prerender hints.
   void RecordPerceivedPageLoadTime(base::TimeDelta perceived_page_load_time,
-                                   bool was_prerender, const GURL& url);
+                                   bool was_prerender,
+                                   bool was_complete_prerender,
+                                   const GURL& url);
 
   // Records the time from when a page starts prerendering to when the user
   // navigates to it. This must be called on the UI thread.
   void RecordTimeUntilUsed(base::TimeDelta time_until_used,
                            base::TimeDelta max_age) const;
 
   // Record a PerSessionCount data point.
   void RecordPerSessionCount(int count) const;
 
   // Record time between two prerender requests.
@@ skipping 48 matching lines @@
   // start recording events before the first prerender occurs.
   bool seen_any_pageload_;
   bool seen_pageload_started_after_prerender_;
 
   DISALLOW_COPY_AND_ASSIGN(PrerenderHistograms);
 };
 
 }  // namespace prerender
 
 #endif  // CHROME_BROWSER_PRERENDER_PRERENDER_HISTOGRAMS_H_