ntp_tiles: Cleanup enum names

chrome/browser/search/instant_service.cc

 // 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.
 
 #include "chrome/browser/search/instant_service.h"
 
 #include <stddef.h>
 
 #include "base/bind.h"
 #include "base/feature_list.h"
@@ skipping 275 matching lines @@
   }
 }
 
 void InstantService::OnTopSitesReceived(
     const history::MostVisitedURLList& data) {
   most_visited_items_.clear();
   for (const history::MostVisitedURL& mv_url : data) {
     InstantMostVisitedItem item;
     item.url = mv_url.url;
     item.title = mv_url.title;
-    item.source = ntp_tiles::NTPTileSource::TOP_SITES;
+    item.source = ntp_tiles::TileSource::TOP_SITES;
     most_visited_items_.push_back(item);
   }
 
   NotifyAboutMostVisitedItems();
 }
 
 void InstantService::OnMostVisitedURLsAvailable(
     const ntp_tiles::NTPTilesVector& tiles) {
   DCHECK(most_visited_sites_);
   most_visited_items_.clear();
@@ skipping 168 matching lines @@
 void InstantService::ResetInstantSearchPrerendererIfNecessary() {
   if (!search::IsInstantExtendedAPIEnabled())
     return;
 
   GURL url(search::GetSearchResultPrefetchBaseURL(profile_));
   if (!instant_prerenderer_ || instant_prerenderer_->prerender_url() != url) {
     instant_prerenderer_.reset(
         url.is_valid() ? new InstantSearchPrerenderer(profile_, url) : nullptr);
   }
 }