[Extensions UI] Remove all traces of the chevron

chrome/browser/themes/theme_properties.cc

 // Copyright (c) 2013 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/themes/theme_properties.h"
 
 #include <memory>
 
 #include "base/macros.h"
 #include "base/strings/string_split.h"
@@ skipping 182 matching lines @@
     IDR_HOME,
     IDR_HOME_H,
     IDR_HOME_P,
     IDR_RELOAD,
     IDR_RELOAD_H,
     IDR_RELOAD_P,
     IDR_STOP,
     IDR_STOP_D,
     IDR_STOP_H,
     IDR_STOP_P,
-#if defined(OS_MACOSX)
-    IDR_BROWSER_ACTIONS_OVERFLOW,
-    IDR_BROWSER_ACTIONS_OVERFLOW_H,
-    IDR_BROWSER_ACTIONS_OVERFLOW_P,
-#endif
     IDR_TOOLS,
     IDR_TOOLS_H,
     IDR_TOOLS_P,
     IDR_MENU_DROPARROW,
     IDR_TOOLBAR_BEZEL_HOVER,
     IDR_TOOLBAR_BEZEL_PRESSED,
     IDR_TOOLS_BAR,
 };
 
 SkColor TintForUnderline(SkColor input) {
@@ skipping 182 matching lines @@
 #endif
     case COLOR_FRAME_INCOGNITO:
     case COLOR_FRAME_INCOGNITO_INACTIVE:
       NOTREACHED() << "These values should be queried via their respective "
                       "non-incognito equivalents and an appropriate |otr| "
                       "value.";
     default:
       return gfx::kPlaceholderColor;
   }
 }