Remove wstring from autocomplete.

chrome/common/automation_messages_internal.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.
 
 // Defines the IPC messages used by the automation interface.
 
 #include <string>
 #include <vector>
 
 #include "base/string16.h"
@@ skipping 635 matching lines @@
                             FilePath,
                             int,
                             bool)
 
 // This message requests the text currently being displayed in the
 // AutocompleteEdit.  The parameter is the handle to the AutocompleteEdit.
 // The return value is a string indicating the text in the AutocompleteEdit.
 IPC_SYNC_MESSAGE_CONTROL1_2(AutomationMsg_AutocompleteEditGetText,
                             int /* autocomplete edit handle */,
                             bool /* the requested autocomplete edit exists */,
-                            std::wstring /* omnibox text */)
+                            string16 /* omnibox text */)
 
 // This message sets the text being displayed in the AutocompleteEdit.  The
 // first parameter is the handle to the omnibox and the second parameter is
 // the text to be displayed in the AutocompleteEdit.
 // The return value has no parameters and is returned when the operation has
 // completed.
 IPC_SYNC_MESSAGE_CONTROL2_1(AutomationMsg_AutocompleteEditSetText,
                             int /* autocomplete edit handle */,
-                            std::wstring /* text to set */,
+                            string16 /* text to set */,
                             bool /* the requested autocomplete edit exists */)
 
 // This message requests if a query to a autocomplete provider is still in
 // progress.  The first parameter in the request is the handle to the
 // autocomplete edit.
 // The first return value indicates if the request succeeded.
 // The second return value indicates if a query is still in progress.
 IPC_SYNC_MESSAGE_CONTROL1_2( \
     AutomationMsg_AutocompleteEditIsQueryInProgress,
     int /* autocomplete edit handle*/,
@@ skipping 762 matching lines @@
                             int,
                             FilePath,
                             bool)
 
 // Notify the JavaScript engine in the render to change its parameters
 // while performing stress testing.
 IPC_MESSAGE_ROUTED3(AutomationMsg_JavaScriptStressTestControl,
                     int /* tab handle */,
                     int /* command */,
                     int /* type or run */)