Use native theme colors for textfields; etc.

chrome/browser/ui/views/omnibox/omnibox_view_views.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_OMNIBOX_OMNIBOX_VIEW_VIEWS_H_
 #define CHROME_BROWSER_UI_VIEWS_OMNIBOX_OMNIBOX_VIEW_VIEWS_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 204 matching lines @@
   // avoid showing the popup. So far, the candidate window is detected only
   // on Chrome OS.
   bool ime_candidate_window_open_;
 
   // Should we select all the text when we see the mouse button get released?
   // We select in response to a click that focuses the omnibox, but we defer
   // until release, setting this variable back to false if we saw a drag, to
   // allow the user to select just a portion of the text.
   bool select_all_on_mouse_release_;
 
-  // Used to keep track of the visible caret color so that it can be restored
-  // after the caret has been hidden.
-  SkColor visible_caret_color_;
-
   DISALLOW_COPY_AND_ASSIGN(OmniboxViewViews);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_OMNIBOX_OMNIBOX_VIEW_VIEWS_H_