Make the WebContentsUserData locator key private.

chrome/browser/ui/views/autofill/autofill_external_delegate_views.cc

 // Copyright (c) 2012 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.
 
 #include "chrome/browser/ui/views/autofill/autofill_external_delegate_views.h"
 
 #include "chrome/browser/ui/views/autofill/autofill_popup_view_views.h"
 
 void AutofillExternalDelegate::CreateForWebContentsAndManager(
     content::WebContents* web_contents,
     AutofillManager* autofill_manager) {
   if (FromWebContents(web_contents))
     return;
 
   web_contents->SetUserData(
-      &kLocatorKey,
+      UserDataKey(),
       new AutofillExternalDelegateViews(web_contents, autofill_manager));
 }
 
 AutofillExternalDelegateViews::AutofillExternalDelegateViews(
     content::WebContents* web_contents,
     AutofillManager* autofill_manager)
     : AutofillExternalDelegate(web_contents, autofill_manager),
       popup_view_(NULL) {
 }
 
@@ skipping 38 matching lines @@
 }
 
 void AutofillExternalDelegateViews::SetBounds(const gfx::Rect& bounds) {
   popup_view_->SetBoundsRect(bounds);
 }
 
 void AutofillExternalDelegateViews::CreateViewIfNeeded() {
   if (!popup_view_)
     popup_view_ = new AutofillPopupViewViews(web_contents(), this);
 }