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

ui/gfx/image/image_skia_sources.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 UI_GFX_IMAGE_IMAGE_SKIA_SOURCES_H_
+#define UI_GFX_IMAGE_IMAGE_SKIA_SOURCES_H_
+#pragma once
+
+#include "ui/base/ui_export.h"
+#include "ui/gfx/shadow_value.h"
+
+namespace gfx {
+
+class ImageSkia;
+class ImageSkiaSource;
+class Size;
+
+namespace image_skia_sources {
+
+// Creates an ImageSkiaSource that resizes |source| to given |target_dip_size|.
+// Callers of the function takes ownership of returned ImageSkiaSource.
+UI_EXPORT ImageSkiaSource* CreateResizeSource(const ImageSkia& source,
+                                              const Size& target_dip_size);
+
+// Creates an ImageSkiaSource that generates drop shadow for |source|.
+// Callers of the function takes ownership of returned ImageSkiaSource.
+UI_EXPORT ImageSkiaSource* CreateDropShadowSource(const ImageSkia& source,
+                                                  const ShadowValues& shadows);
+
+}  // namespace image_skia_sources
+}  // namespace gfx
+
+#endif  // UI_GFX_IMAGE_IMAGE_SKIA_SOURCES_H_