Migrate the site engagement service to use DidFinishNavigation.

chrome/browser/engagement/site_engagement_helper.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_ENGAGEMENT_SITE_ENGAGEMENT_HELPER_H_
 #define CHROME_BROWSER_ENGAGEMENT_SITE_ENGAGEMENT_HELPER_H_
 
 #include "base/macros.h"
 #include "base/timer/timer.h"
 #include "chrome/browser/engagement/site_engagement_metrics.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/browser/web_contents_user_data.h"
 
 namespace content {
+class NavigationHandle;
 class WebContents;
 }
 
 class GURL;
 
 // Per-WebContents class to handle updating the site engagement scores for
 // origins.
 class SiteEngagementHelper
     : public content::WebContentsObserver,
       public content::WebContentsUserData<SiteEngagementHelper> {
@@ skipping 121 matching lines @@
 
   // Ask the SiteEngagementService to record engagement via user input at the
   // current WebContents URL.
   void RecordUserInput(SiteEngagementMetrics::EngagementType type);
 
   // Ask the SiteEngagementService to record engagement via media playing at the
   // current WebContents URL.
   void RecordMediaPlaying(bool is_hidden);
 
   // content::WebContentsObserver overrides.
-  void DidNavigateMainFrame(
-      const content::LoadCommittedDetails& details,
-      const content::FrameNavigateParams& params) override;
+  void DidFinishNavigation(content::NavigationHandle* handle) override;
   void WasShown() override;
   void WasHidden() override;
 
   InputTracker input_tracker_;
   MediaTracker media_tracker_;
   bool record_engagement_;
 
   DISALLOW_COPY_AND_ASSIGN(SiteEngagementHelper);
 };
 
 #endif  // CHROME_BROWSER_ENGAGEMENT_SITE_ENGAGEMENT_HELPER_H_