[Extensions UI] Clean up extension icon generation

chrome/browser/extensions/extension_action.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_EXTENSIONS_EXTENSION_ACTION_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_ACTION_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 161 matching lines @@
     if (const bool* default_is_visible =
         FindOrNull(&is_visible_, kDefaultTabId))
       return *default_is_visible;
 
     return false;
   }
 
   // Remove all tab-specific state.
   void ClearAllValuesForTab(int tab_id);
 
-  // If the specified tab has a badge, paint it into the provided bounds.
-  void PaintBadge(gfx::Canvas* canvas, const gfx::Rect& bounds, int tab_id);
-
-  // Returns icon image with badge for specified tab.
-  gfx::ImageSkia GetIconWithBadge(const gfx::ImageSkia& icon,
-                                  int tab_id,
-                                  const gfx::Size& spacing) const;
-
   // Lazily loads and returns the default icon image, if one exists for the
   // action.
   extensions::IconImage* LoadDefaultIconImage(
       const extensions::Extension& extension,
       content::BrowserContext* browser_context);
 
   // Returns the image to use as the default icon for the action. Can only be
   // called after LoadDefaultIconImage().
   gfx::Image GetDefaultIconImage() const;
 
@@ skipping 103 matching lines @@
 };
 
 template<>
 struct ExtensionAction::ValueTraits<int> {
   static int CreateEmpty() {
     return -1;
   }
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_ACTION_H_