Start using the whitelist icon on the NTP.

chrome/browser/android/most_visited_sites.h

 // Copyright 2013 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_ANDROID_MOST_VISITED_SITES_H_
 #define CHROME_BROWSER_ANDROID_MOST_VISITED_SITES_H_
 
 #include <jni.h>
 #include <stddef.h>
 
 #include <string>
 #include <vector>
 
 #include "base/android/scoped_java_ref.h"
 #include "base/compiler_specific.h"
+#include "base/files/file_path.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/scoped_observer.h"
 #include "chrome/browser/supervised_user/supervised_user_service.h"
 #include "chrome/browser/supervised_user/supervised_user_service_observer.h"
 #include "components/history/core/browser/history_types.h"
 #include "components/history/core/browser/top_sites_observer.h"
 #include "components/suggestions/proto/suggestions.pb.h"
 #include "components/sync_driver/sync_service_observer.h"
@@ skipping 55 matching lines @@
 
  private:
   friend class MostVisitedSitesTest;
 
   // The source of the Most Visited sites.
   enum MostVisitedSource { TOP_SITES, SUGGESTIONS_SERVICE, POPULAR, WHITELIST };
 
   struct Suggestion {
     base::string16 title;
     GURL url;
+    // This will be empty for all suggestions expect whitelist entry points.

[newt (away), 2016/03/08 22:09:04]

s/expect/except/

Or phrase this as "Only valid for source == WHITELIST (empty otherwise)", like
provider_index below

Also, move large_icon_path below "source" since large_icon_source is optional

[atanasova, 2016/03/09 11:40:55]

Done.

+    base::FilePath large_icon_path;
     MostVisitedSource source;
     // Only valid for source == SUGGESTIONS_SERVICE (-1 otherwise).
     int provider_index;
 
     Suggestion(const base::string16& title,
                const std::string& url,
                MostVisitedSource source);
     Suggestion(const base::string16& title,
                const GURL& url,
+               const base::FilePath& large_icon_path,

[newt (away), 2016/03/08 22:09:04]

for consistency, "large_icon_path" should go after "source"

[atanasova, 2016/03/09 11:40:56]

Done.

+               MostVisitedSource source);
+    Suggestion(const base::string16& title,
+               const GURL& url,
                MostVisitedSource source);
     Suggestion(const base::string16& title,
                const std::string& url,
                MostVisitedSource source,
                int provider_index);
     ~Suggestion();
 
     // Get the Histogram name associated with the source.
     std::string GetSourceHistogramName() const;
 
@@ skipping 127 matching lines @@
 
   SuggestionsVector current_suggestions_;
 
   // For callbacks may be run after destruction.
   base::WeakPtrFactory<MostVisitedSites> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(MostVisitedSites);
 };
 
 #endif  // CHROME_BROWSER_ANDROID_MOST_VISITED_SITES_H_