Setting up external delegate calls to allow a future delegate to handle autofill

chrome/browser/autocomplete_history_manager.h

Index: chrome/browser/autocomplete_history_manager.h
diff --git a/chrome/browser/autocomplete_history_manager.h b/chrome/browser/autocomplete_history_manager.h
index f3923d249e231fb04856d923582fbc70dffb50e5..1df7e8f8898b188784044910f39350852a591dc4 100644
--- a/chrome/browser/autocomplete_history_manager.h
+++ b/chrome/browser/autocomplete_history_manager.h
@@ -49,9 +49,7 @@ class AutocompleteHistoryManager : public TabContentsObserver,
   void OnFormSubmitted(const webkit_glue::FormData& form);
 
   // Sets our external delegate.
-  void SetExternalDelegate(AutofillExternalDelegate* delegate) {
-    external_delegate_ = delegate;
-  }
+  void SetExternalDelegate(AutofillExternalDelegate* delegate);
 
  protected:
   friend class AutocompleteHistoryManagerTest;