chromeos: Fix pixelated icons in app list and launcher (part 1)

ash/test/test_launcher_delegate.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 "ash/test/test_launcher_delegate.h"
 
 #include "ash/launcher/launcher_model.h"
 #include "ash/wm/window_util.h"
 #include "base/utf_string_conversions.h"
 #include "grit/ui_resources.h"
@@ skipping 18 matching lines @@
   AddLauncherItem(window, STATUS_CLOSED);
 }
 
 void TestLauncherDelegate::AddLauncherItem(
     aura::Window* window,
     LauncherItemStatus status) {
   ash::LauncherItem item;
   item.type = ash::TYPE_TABBED;
   DCHECK(window_to_id_.find(window) == window_to_id_.end());
   window_to_id_[window] = model_->next_id();
-  item.image.setConfig(SkBitmap::kARGB_8888_Config, 16, 16);
-  item.image.allocPixels();
   item.status = status;
   model_->Add(item);
   if (observed_windows_.find(window->parent()) == observed_windows_.end()) {
     window->parent()->AddObserver(this);
     observed_windows_.insert(window->parent());
   }
 }
 
 void TestLauncherDelegate::OnWillRemoveWindow(aura::Window* window) {
   ash::LauncherID id = GetIDByWindow(window);
@@ skipping 56 matching lines @@
   }
   return NULL;
 }
 
 bool TestLauncherDelegate::IsDraggable(const ash::LauncherItem& item) {
   return true;
 }
 
 }  // namespace test
 }  // namespace ash