Use delegate protocols present in the 10.6 SDK

chrome/browser/autocomplete/autocomplete_edit_view_mac.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_MAC_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_MAC_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/basictypes.h"
 #include "base/scoped_nsobject.h"
 #include "base/scoped_ptr.h"
 #include "chrome/browser/autocomplete/autocomplete.h"
 #include "chrome/browser/autocomplete/autocomplete_edit_view.h"
 #include "chrome/browser/toolbar_model.h"
 #include "chrome/common/page_transition_types.h"
 #include "webkit/glue/window_open_disposition.h"
 
 class AutocompleteEditController;
-@class AutocompleteEditHelper;
 class AutocompleteEditModel;
+@class AutocompleteFieldDelegate;
 class AutocompletePopupViewMac;
 @class AutocompleteTextField;
 class BubblePositioner;
 class Clipboard;
 class CommandUpdater;
 class Profile;
 class TabContents;
 class ToolbarModel;
 
 // Implements AutocompleteEditView on an AutocompleteTextField.
@@ skipping 49 matching lines @@
   virtual void SetFocus();
   virtual void OnTemporaryTextMaybeChanged(const std::wstring& display_text,
                                            bool save_original_selection);
   virtual bool OnInlineAutocompleteTextMaybeChanged(
       const std::wstring& display_text, size_t user_text_length);
   virtual void OnRevertTemporaryText();
   virtual void OnBeforePossibleChange();
   virtual bool OnAfterPossibleChange();
   virtual gfx::NativeView GetNativeView() const;
 
-  // Helper functions for use from AutocompleteEditHelper Objective-C
+  // Helper functions for use from AutocompleteFieldDelegate Objective-C
   // class.
 
   // Returns true if |popup_view_| is open.
   bool IsPopupOpen() const;
 
   // Trivial wrappers forwarding to |model_| methods.
   void OnControlKeyChanged(bool pressed);
   void OnEscapeKeyPressed();
   void OnUpOrDownKeyPressed(bool up, bool by_page);
 
@@ skipping 67 matching lines @@
   AutocompleteEditController* controller_;
   ToolbarModel* toolbar_model_;
 
   // The object that handles additional command functionality exposed on the
   // edit, such as invoking the keyword editor.
   CommandUpdater* command_updater_;
 
   AutocompleteTextField* field_;  // owned by tab controller
 
   // Objective-C object to bridge field_ delegate calls to C++.
-  scoped_nsobject<AutocompleteEditHelper> edit_helper_;
+  scoped_nsobject<AutocompleteFieldDelegate> edit_helper_;
 
   // Selection at the point where the user started using the
   // arrows to move around in the popup.
   NSRange saved_temporary_selection_;
 
   // Tracking state before and after a possible change for reporting
   // to model_.
   NSRange selection_before_change_;
   std::wstring text_before_change_;
 
   DISALLOW_COPY_AND_ASSIGN(AutocompleteEditViewMac);
 };
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_MAC_H_