Popular sites on the NTP: add thumbnails!

components/suggestions/suggestions_service.cc

 // Copyright 2014 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 "components/suggestions/suggestions_service.h"
 
 #include <string>
 
 #include "base/location.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 130 matching lines @@
 
     // Issue a network request to refresh the suggestions in the cache.
     IssueRequestIfNoneOngoing(suggestions_url_);
   } else {
     NOTREACHED();
   }
 }
 
 void SuggestionsService::GetPageThumbnail(
     const GURL& url,
-    base::Callback<void(const GURL&, const SkBitmap*)> callback) {
+    const base::Callback<void(const GURL&, const SkBitmap*)>& callback) {
   thumbnail_manager_->GetImageForURL(url, callback);
 }
 
+void SuggestionsService::GetPageThumbnailWithURL(
+    const GURL& url,
+    const GURL& thumbnail_url,
+    const base::Callback<void(const GURL&, const SkBitmap*)>& callback) {
+  thumbnail_manager_->AddImageURL(url, thumbnail_url);
+  GetPageThumbnail(url, callback);
+}
+
 void SuggestionsService::BlacklistURL(
     const GURL& candidate_url,
     const SuggestionsService::ResponseCallback& callback,
     const base::Closure& fail_callback) {
   DCHECK(thread_checker_.CalledOnValidThread());
 
   if (!blacklist_store_->BlacklistUrl(candidate_url)) {
     fail_callback.Run();
     return;
   }
@@ skipping 229 matching lines @@
     scheduling_delay_ = TimeDelta::FromSeconds(kDefaultSchedulingDelaySec);
   } else {
     TimeDelta candidate_delay =
         scheduling_delay_ * kSchedulingBackoffMultiplier;
     if (candidate_delay < TimeDelta::FromSeconds(kSchedulingMaxDelaySec))
       scheduling_delay_ = candidate_delay;
   }
 }
 
 }  // namespace suggestions