Hardcode applist icon dimension and shadows.

ui/app_list/app_list_folder_item.cc

 // Copyright 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 "ui/app_list/app_list_folder_item.h"
 
 #include "base/guid.h"
 #include "ui/app_list/app_list_constants.h"
 #include "ui/app_list/app_list_item_list.h"
 #include "ui/gfx/canvas.h"
@@ skipping 80 matching lines @@
   for (size_t i = 0; i < top_items_.size(); ++i)
     top_items_[i]->RemoveObserver(this);
   item_list_->RemoveObserver(this);
 }
 
 void AppListFolderItem::UpdateIcon() {
   FolderImageSource::Icons top_icons;
   for (size_t i = 0; i < top_items_.size(); ++i)
     top_icons.push_back(top_items_[i]->icon());
 
-  const gfx::Size icon_size =
-      gfx::Size(kPreferredIconDimension, kPreferredIconDimension);
+  const gfx::Size icon_size = gfx::Size(kGridIconDimension, kGridIconDimension);
   gfx::ImageSkia icon = gfx::ImageSkia(
       new FolderImageSource(top_icons, icon_size),
       icon_size);
   SetIcon(icon, false);
 }
 
 const gfx::ImageSkia& AppListFolderItem::GetTopIcon(size_t item_index) {
   DCHECK(item_index <= top_items_.size());
   return top_items_[item_index]->icon();
 }
@@ skipping 137 matching lines @@
   for (size_t i = 0;
        i < kNumFolderTopItems && i < item_list_->item_count(); ++i) {
     AppListItem* item = item_list_->item_at(i);
     item->AddObserver(this);
     top_items_.push_back(item);
   }
   UpdateIcon();
 }
 
 }  // namespace app_list