[Suggestions] Adding a Thumbnail Manager for the Suggestions Service

chrome/browser/search/suggestions/suggestions_service.cc

Index: chrome/browser/search/suggestions/suggestions_service.cc
diff --git a/chrome/browser/search/suggestions/suggestions_service.cc b/chrome/browser/search/suggestions/suggestions_service.cc
index f6c0d5fc1dadc1dfdf0bc96347414c3ef277ef82..2746682f4c3eca9fe1a80d593ebe9ea5f86dbb4c 100644
--- a/chrome/browser/search/suggestions/suggestions_service.cc
+++ b/chrome/browser/search/suggestions/suggestions_service.cc
@@ -68,7 +68,8 @@ const char kSuggestionsFieldTrialStateParam[] = "state";
 const char kSuggestionsFieldTrialStateEnabled[] = "enabled";
 
 SuggestionsService::SuggestionsService(Profile* profile)
-    : profile_(profile) {
+    : thumbnail_manager_(new ThumbnailManager(profile)),
+      profile_(profile) {
   // Obtain the URL to use to fetch suggestions data from the Variations param.
   suggestions_url_ = GURL(GetExperimentParam(kSuggestionsFieldTrialURLParam));
 }
@@ -111,6 +112,12 @@ void SuggestionsService::FetchSuggestionsData(
   last_request_started_time_ = base::TimeTicks::Now();
 }
 
+void SuggestionsService::GetURLThumbnail(
+    const GURL& url,
+    ThumbnailManager::BitmapResponseCallback callback) {
+  thumbnail_manager_->GetURLThumbnail(url, callback);
+}
+
 void SuggestionsService::OnURLFetchComplete(const net::URLFetcher* source) {
   DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
   DCHECK_EQ(pending_request_.get(), source);
@@ -154,6 +161,7 @@ void SuggestionsService::OnURLFetchComplete(const net::URLFetcher* source) {
     LogResponseState(RESPONSE_EMPTY);
   } else if (suggestions.ParseFromString(suggestions_data)) {
     LogResponseState(RESPONSE_VALID);
+    thumbnail_manager_->InitializeThumbnailMap(suggestions);
   } else {
     LogResponseState(RESPONSE_INVALID);
   }