[Extensions UI] Clean up extension icon generation

chrome/common/badge_util.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_COMMON_BADGE_UTIL_H_
 #define CHROME_COMMON_BADGE_UTIL_H_
 
 #include <string>
 
 #include "base/strings/string16.h"
@@ skipping 14 matching lines @@
 // Helper routine that returns a singleton SkPaint object configured for
 // rendering badge overlay text (correct font, typeface, etc).
 SkPaint* GetBadgeTextPaintSingleton();
 
 // Paints badge with specified parameters to |canvas|.
 void PaintBadge(gfx::Canvas* canvas,
                 const gfx::Rect& bounds,
                 const std::string& text,
                 const SkColor& text_color_in,
                 const SkColor& background_color_in,
-                int icon_width,
-                extensions::ActionInfo::Type action_type);
+                int icon_width);
 
 }  // namespace badge_util
 
 #endif  // CHROME_COMMON_BADGE_UTIL_H_