[Mac] Convert Omnibox paste-and-go to use AutocompleteTextFieldObserver.

chrome/browser/cocoa/autocomplete_text_field_unittest_helper.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_COCOA_AUTOCOMPLETE_TEXT_FIELD_UNITTEST_HELPER_H_
 #define CHROME_BROWSER_COCOA_AUTOCOMPLETE_TEXT_FIELD_UNITTEST_HELPER_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/scoped_nsobject.h"
@@ skipping 14 matching lines @@
 
 // Allow monitoring calls into AutocompleteTextField's observer.
 // Being in a .h file with an anonymous namespace is strange, but this
 // is here so the mock interface doesn't have to change in multiple
 // places.
 
 class MockAutocompleteTextFieldObserver : public AutocompleteTextFieldObserver {
  public:
   MOCK_METHOD1(OnControlKeyChanged, void(bool pressed));
   MOCK_METHOD0(OnPaste, void());
+  MOCK_METHOD0(CanPasteAndGo, bool());
+  MOCK_METHOD0(GetPasteActionStringId, int());
+  MOCK_METHOD0(OnPasteAndGo, void());
 };
 
 }  // namespace
 
 #endif  // CHROME_BROWSER_COCOA_AUTOCOMPLETE_TEXT_FIELD_UNITTEST_HELPER_H_