Use OmniboxViewViews on Win with --enable-views-textfield.

chrome/browser/ui/views/omnibox/omnibox_view_win.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/omnibox/omnibox_view_win.h"
 
 #include <algorithm>
 #include <locale>
 #include <string>
 
@@ skipping 2661 matching lines @@
   // PosFromChar(i) might return 0 when i is greater than 1.
   return font_.GetStringWidth(text) + GetHorizontalMargin();
 }
 
 bool OmniboxViewWin::IsCaretAtEnd() const {
   long length = GetTextLength();
   CHARRANGE sel;
   GetSelection(sel);
   return sel.cpMin == sel.cpMax && sel.cpMin == length;
 }
-
-#if !defined(USE_AURA)
-// static
-OmniboxView* OmniboxView::CreateOmniboxView(
-    AutocompleteEditController* controller,
-    ToolbarModel* toolbar_model,
-    Profile* profile,
-    CommandUpdater* command_updater,
-    bool popup_window_mode,
-    LocationBarView* location_bar) {
-  return new OmniboxViewWin(controller,
-                            toolbar_model,
-                            location_bar,
-                            command_updater,
-                            popup_window_mode,
-                            location_bar);
-}
-#endif