[Most Visited] Check for Sync state when using SuggestionsService.

components/suggestions/suggestions_service.h

Index: components/suggestions/suggestions_service.h
diff --git a/components/suggestions/suggestions_service.h b/components/suggestions/suggestions_service.h
index 3aa03a0185db6ec39a072505c44a7d177048ab05..7fa4d292fb2025d996891b3171ab0be32b70df08 100644
--- a/components/suggestions/suggestions_service.h
+++ b/components/suggestions/suggestions_service.h
@@ -69,7 +69,9 @@ class SuggestionsService : public KeyedService, public net::URLFetcherDelegate {
   // we place all |callback|s in a queue and update them simultaneously when
   // fetch request completes. Also posts a task to execute OnRequestTimeout
   // if the request hasn't completed in a given amount of time.
-  void FetchSuggestionsData(ResponseCallback callback);
+  void FetchSuggestionsData(bool sync_initialized,
+                            bool history_sync_enabled,
+                            ResponseCallback callback);
 
   // Similar to FetchSuggestionsData but doesn't post a task to execute
   // OnDelaySinceFetch.