App-list history cleanup.

chrome/browser/ui/app_list/search/history.h

Index: chrome/browser/ui/app_list/search/history.h
diff --git a/chrome/browser/ui/app_list/search/history.h b/chrome/browser/ui/app_list/search/history.h
index 3e4f33487155a670e356206d0d04b4ecd37bb606..c74387dc1a461fe0b4d46845113f7ada16709986 100644
--- a/chrome/browser/ui/app_list/search/history.h
+++ b/chrome/browser/ui/app_list/search/history.h
@@ -15,10 +15,6 @@
 #include "chrome/browser/ui/app_list/search/history_types.h"
 #include "components/keyed_service/core/keyed_service.h"
 
-namespace content {
-class BrowserContext;
-}
-
 namespace app_list {
 
 class HistoryData;
@@ -36,7 +32,7 @@ class SearchHistoryTest;
 // have been launched before.
 class History : public KeyedService, public HistoryDataObserver {
  public:
-  explicit History(content::BrowserContext* context);
+  explicit History(scoped_refptr<HistoryDataStore> store);
   virtual ~History();
 
   // Returns true if the service is ready.
@@ -55,7 +51,6 @@ class History : public KeyedService, public HistoryDataObserver {
   // HistoryDataObserver overrides:
   virtual void OnHistoryDataLoadedFromStore() OVERRIDE;
 
-  content::BrowserContext* browser_context_;
   scoped_ptr<HistoryData> data_;
   scoped_refptr<HistoryDataStore> store_;
   bool data_loaded_;