GTK: Query TopSites for the Most Visited pages and populate fill in the global History menu.

chrome/browser/ui/gtk/global_history_menu.h

Index: chrome/browser/ui/gtk/global_history_menu.h
diff --git a/chrome/browser/ui/gtk/global_history_menu.h b/chrome/browser/ui/gtk/global_history_menu.h
index fff3c998231acd658594dd8a256a338a9aac9701..38d6488dea8fc2738fe9c226d3520e66f1f37849 100644
--- a/chrome/browser/ui/gtk/global_history_menu.h
+++ b/chrome/browser/ui/gtk/global_history_menu.h
@@ -7,15 +7,21 @@
 
 #include <map>
 
-#include "content/browser/cancelable_request.h"
 #include "chrome/browser/favicon_service.h"
+#include "chrome/browser/history/history_types.h"
 #include "chrome/browser/sessions/tab_restore_service.h"
 #include "chrome/browser/sessions/tab_restore_service_observer.h"
+#include "content/browser/cancelable_request.h"
 #include "content/common/notification_observer.h"
 #include "content/common/notification_registrar.h"
 #include "ui/base/gtk/gtk_signal.h"
 
 class Browser;
+
+namespace history {
+class TopSites;
+}
+
 typedef struct _GdkPixbuf GdkPixbuf;
 
 // Controls the History menu.
@@ -36,6 +42,12 @@ class GlobalHistoryMenu : public NotificationObserver,
 
   typedef std::map<GtkWidget*, HistoryItem*> MenuItemToHistoryMap;
 
+  // Sends a message off to History for data.
+  void GetTopSitesData();
+
+  // Callback to receive data requested from GetTopSitesData().
+  void OnTopSitesReceived(const history::MostVisitedURLList& visited_list);
+
   // Returns the currently existing HistoryItem associated with
   // |menu_item|. Can return NULL.
   HistoryItem* HistoryItemForMenuItem(GtkWidget* menu_item);
@@ -91,6 +103,9 @@ class GlobalHistoryMenu : public NotificationObserver,
   Browser* browser_;
   Profile* profile_;
 
+  history::TopSites* top_sites_;
+  CancelableRequestConsumer top_sites_consumer_;
+
   NotificationRegistrar registrar_;
 
   GdkPixbuf* default_favicon_;