Eliminate sending NOTIFICATION_HISTORY_KEYWORD_SEARCH_TERM_UPDATED

chrome/browser/android/provider/chrome_browser_provider.h

Index: chrome/browser/android/provider/chrome_browser_provider.h
diff --git a/chrome/browser/android/provider/chrome_browser_provider.h b/chrome/browser/android/provider/chrome_browser_provider.h
index 29f4993d519cf3d45a652ec399a855845f1d2494..cc2f4b75a927f2ebb63a3b3659e35df7c43073e9 100644
--- a/chrome/browser/android/provider/chrome_browser_provider.h
+++ b/chrome/browser/android/provider/chrome_browser_provider.h
@@ -186,11 +186,15 @@ class ChromeBrowserProvider : public bookmarks::BaseBookmarkModelObserver,
   void OnHistoryChanged();
 
   // Override history::HistoryServiceObserver.
-  virtual void OnURLVisited(HistoryService* history_service,
-                            ui::PageTransition transition,
-                            const history::URLRow& row,
-                            const history::RedirectList& redirects,
-                            base::Time visit_time) override;
+  void OnURLVisited(HistoryService* history_service,
+                    ui::PageTransition transition,
+                    const history::URLRow& row,
+                    const history::RedirectList& redirects,
+                    base::Time visit_time) override;
+  void OnKeywordSearchTermUpdated(HistoryService* history_service,
+                                  const history::URLRow& row,
+                                  history::KeywordID keyword_id,
+                                  const base::string16& term) override;
 
   // Override content::NotificationObserver.
   virtual void Observe(int type,