Handle more scale factors for extension Browser Action icons

chrome/browser/ui/views/location_bar/page_action_with_badge_view.cc

 // 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.
 
 #include "chrome/browser/ui/views/location_bar/page_action_with_badge_view.h"
 
 #include "chrome/browser/extensions/extension_action.h"
 #include "chrome/browser/ui/views/location_bar/page_action_image_view.h"
 #include "ui/accessibility/ax_view_state.h"
 #include "ui/views/layout/fill_layout.h"
 
 PageActionWithBadgeView::PageActionWithBadgeView(
     PageActionImageView* image_view) : image_view_(image_view) {
   AddChildView(image_view_);
   SetLayoutManager(new views::FillLayout());
 }
 
 void PageActionWithBadgeView::GetAccessibleState(
     ui::AXViewState* state) {
   state->role = ui::AX_ROLE_GROUP;
 }
 
 gfx::Size PageActionWithBadgeView::GetPreferredSize() const {
-  return gfx::Size(ExtensionAction::kPageActionIconMaxSize,
-                   ExtensionAction::kPageActionIconMaxSize);
+  return gfx::Size(ExtensionAction::ActionIconSize(),
+                   ExtensionAction::ActionIconSize());
 }
 
 void PageActionWithBadgeView::UpdateVisibility(content::WebContents* contents) {
   image_view_->UpdateVisibility(contents);
   SetVisible(image_view_->visible());
 }
 
 const char* PageActionWithBadgeView::GetClassName() const {
   return "PageActionWithBadgeView";
 }