[Extensions UI] Clean up extension icon generation

chrome/browser/ui/toolbar/media_router_action.cc

 // Copyright 2015 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/toolbar/media_router_action.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/ui/toolbar/toolbar_action_view_delegate.h"
 #include "chrome/browser/ui/webui/media_router/media_router_dialog_controller.h"
 #include "chrome/grit/generated_resources.h"
@@ skipping 16 matching lines @@
 }
 
 const std::string& MediaRouterAction::GetId() const {
   return id_;
 }
 
 void MediaRouterAction::SetDelegate(ToolbarActionViewDelegate* delegate) {
   delegate_ = delegate;
 }
 
-gfx::Image MediaRouterAction::GetIcon(
-    content::WebContents* web_contents) {
+gfx::Image MediaRouterAction::GetIcon(content::WebContents* web_contents,
+                                      const gfx::Size& size) {
   // TODO(apacible): Return icon based on casting state.
   return media_router_idle_icon_;
 }
 
-gfx::ImageSkia MediaRouterAction::GetIconWithBadge() {
-  DCHECK(delegate_);
-  return *GetIcon(delegate_->GetCurrentWebContents()).ToImageSkia();
-}
-
 base::string16 MediaRouterAction::GetActionName() const {
   return name_;
 }
 
 base::string16 MediaRouterAction::GetAccessibleName(
     content::WebContents* web_contents) const {
   return GetTooltip(web_contents);
 }
 
 base::string16 MediaRouterAction::GetTooltip(
@@ skipping 40 matching lines @@
 void MediaRouterAction::UpdateState() {
 }
 
 MediaRouterDialogController*
 MediaRouterAction::GetMediaRouterDialogController() {
   DCHECK(delegate_);
   content::WebContents* web_contents = delegate_->GetCurrentWebContents();
   DCHECK(web_contents);
   return MediaRouterDialogController::GetOrCreateForWebContents(web_contents);
 }