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

chrome/renderer/autofill/autofill_agent.h

 // Copyright (c) 2011 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_RENDERER_AUTOFILL_AUTOFILL_AGENT_H_
 #define CHROME_RENDERER_AUTOFILL_AUTOFILL_AGENT_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 83 matching lines @@
 
   void OnSuggestionsReturned(int query_id,
                              const std::vector<string16>& values,
                              const std::vector<string16>& labels,
                              const std::vector<string16>& icons,
                              const std::vector<int>& unique_ids);
   void OnFormDataFilled(int query_id, const webkit_glue::FormData& form);
   void OnFieldTypePredictionsAvailable(
       const std::vector<webkit_glue::FormDataPredictions>& forms);
 
- // For external Autofill selection.
+  // For external Autofill selection.
   void OnSelectAutofillSuggestionAtIndex(int listIndex);
 
   // Called in a posted task by textFieldDidChange() to work-around a WebKit bug
   // http://bugs.webkit.org/show_bug.cgi?id=16976
   void TextFieldDidChangeImpl(const WebKit::WebInputElement& element);
 
   // Shows the autofill suggestions for |element|.
   // This call is asynchronous and may or may not lead to the showing of a
   // suggestion popup (no popup is shown if there are no available suggestions).
   // |autofill_on_empty_values| specifies whether suggestions should be shown
@@ skipping 67 matching lines @@
   FRIEND_TEST_ALL_PREFIXES(PasswordAutofillManagerTest, WaitUsername);
   FRIEND_TEST_ALL_PREFIXES(PasswordAutofillManagerTest, SuggestionAccept);
   FRIEND_TEST_ALL_PREFIXES(PasswordAutofillManagerTest, SuggestionSelect);
 
   DISALLOW_COPY_AND_ASSIGN(AutofillAgent);
 };
 
 }  // namespace autofill
 
 #endif  // CHROME_RENDERER_AUTOFILL_AUTOFILL_AGENT_H_