History: Add range navigation control for grouped visits

chrome/browser/ui/webui/history_ui.h

Index: chrome/browser/ui/webui/history_ui.h
diff --git a/chrome/browser/ui/webui/history_ui.h b/chrome/browser/ui/webui/history_ui.h
index 28da053c6fb4157db642b14fe268064fcb6c9e24..c4b5189f59b77e3494daaa928b01c59a8004ff64 100644
--- a/chrome/browser/ui/webui/history_ui.h
+++ b/chrome/browser/ui/webui/history_ui.h
@@ -89,11 +89,11 @@ class BrowsingHistoryHandler : public content::WebUIMessageHandler,
   bool ExtractIntegerValueAtIndex(
       const base::ListValue* value, int index, int* out_int);
 
-  // Set the query options for a month-wide query.
-  void SetQueryTimeInMonths(history::QueryOptions* options);
+  // Sets the query options for a 7 day query, |offset| weeks ago.
+  void SetQueryTimeInWeeks(int offset, history::QueryOptions* options);
 
-  // Set the query options for a day-wide query.
-  void SetQueryTimeInWeeks(history::QueryOptions* options);
+  // Sets the query options for a monthly query, |offset| months ago.
+  void SetQueryTimeInMonths(int offset, history::QueryOptions* options);
 
   content::NotificationRegistrar registrar_;