Popular sites on the NTP: add thumbnails!

components/suggestions/suggestions_service.cc

Index: components/suggestions/suggestions_service.cc
diff --git a/components/suggestions/suggestions_service.cc b/components/suggestions/suggestions_service.cc
index 666ee51bcc3b01208fb16bdec746ae7fa2fb0700..7b7eb35b6bafa635d64bf968a7fca003161f0a3e 100644
--- a/components/suggestions/suggestions_service.cc
+++ b/components/suggestions/suggestions_service.cc
@@ -148,10 +148,18 @@ void SuggestionsService::FetchSuggestionsData(
 
 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,