Generalize abort tracking to page end state tracking

chrome/browser/page_load_metrics/metrics_web_contents_observer.h

 // Copyright 2015 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_PAGE_LOAD_METRICS_METRICS_WEB_CONTENTS_OBSERVER_H_
 #define CHROME_BROWSER_PAGE_LOAD_METRICS_METRICS_WEB_CONTENTS_OBSERVER_H_
 
 #include <map>
 #include <memory>
 #include <vector>
@@ skipping 93 matching lines @@
   // Return a PageLoadTracker (either provisional or committed) that matches the
   // given request attributes, or nullptr if there are no matching
   // PageLoadTrackers.
   PageLoadTracker* GetTrackerOrNullForRequest(
       const content::GlobalRequestID& request_id,
       content::ResourceType resource_type,
       base::TimeTicks creation_time);
 
   // Notify all loads, provisional and committed, that we performed an action
   // that might abort them.
-  void NotifyAbortAllLoads(UserAbortType abort_type,
-                           UserInitiatedInfo user_initiated_info);
-  void NotifyAbortAllLoadsWithTimestamp(UserAbortType abort_type,
-                                        UserInitiatedInfo user_initiated_info,
-                                        base::TimeTicks timestamp,
-                                        bool is_certainly_browser_timestamp);
+  void NotifyPageEndAllLoads(PageEndReason page_end_reason,
+                             UserInitiatedInfo user_initiated_info);
+  void NotifyPageEndAllLoadsWithTimestamp(PageEndReason page_end_reason,
+                                          UserInitiatedInfo user_initiated_info,
+                                          base::TimeTicks timestamp,
+                                          bool is_certainly_browser_timestamp);
 
   // Register / Unregister input event callback to given RenderViewHost
   void RegisterInputEventObserver(content::RenderViewHost* host);
   void UnregisterInputEventObserver(content::RenderViewHost* host);
 
   // Notify aborted provisional loads that a new navigation occurred. This is
   // used for more consistent attribution tracking for aborted provisional
   // loads. This method returns the provisional load that was likely aborted
   // by this navigation, to help instantiate the new PageLoadTracker.
   std::unique_ptr<PageLoadTracker> NotifyAbortedProvisionalLoadsNewNavigation(
@@ skipping 32 matching lines @@
 
   // Has the MWCO observed at least one navigation?
   bool has_navigated_;
 
   DISALLOW_COPY_AND_ASSIGN(MetricsWebContentsObserver);
 };
 
 }  // namespace page_load_metrics
 
 #endif  // CHROME_BROWSER_PAGE_LOAD_METRICS_METRICS_WEB_CONTENTS_OBSERVER_H_