Port autocomplete_edit_view_browsertest.cc to Mac.

chrome/browser/ui/cocoa/location_bar/autocomplete_text_field.h

 // Copyright (c) 2010 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_UI_COCOA_AUTOCOMPLETE_TEXT_FIELD_H_
 #define CHROME_BROWSER_UI_COCOA_AUTOCOMPLETE_TEXT_FIELD_H_
 #pragma once
 
 #import <Cocoa/Cocoa.h>
 
@@ skipping 56 matching lines @@
   // Called when the field's frame changes.
   virtual void OnFrameChanged() = 0;
 
   // Called when the popup is no longer appropriate, such as when the
   // field's window loses focus or a page action is clicked.
   virtual void ClosePopup() = 0;
 
   // Called when the user begins editing the field, for every edit,
   // and when the user is done editing the field.
   virtual void OnDidBeginEditing() = 0;
+  virtual void OnBeforeChange() = 0;
   virtual void OnDidChange() = 0;
   virtual void OnDidEndEditing() = 0;
 
   // Called before input methods sets composition text in the field.
   virtual void OnStartingIME() = 0;
 
   // NSResponder translates certain keyboard actions into selectors
   // passed to -doCommandBySelector:.  The selector is forwarded here,
   // return true if |cmd| is handled, false if the caller should
   // handle it.
@@ skipping 51 matching lines @@
 // Return the appropriate menu for any decoration under |event|.
 - (NSMenu*)decorationMenuForEvent:(NSEvent*)event;
 
 // Retains |tooltip| (in |currentToolTips_|) and adds this tooltip
 // via -[NSView addToolTipRect:owner:userData:].
 - (void)addToolTip:(NSString*)tooltip forRect:(NSRect)aRect;
 
 @end
 
 #endif  // CHROME_BROWSER_UI_COCOA_AUTOCOMPLETE_TEXT_FIELD_H_