Only use skia::RefPtr for refcounting

cc/test/skia_common.cc

+// Copyright 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 "cc/test/skia_common.h"
+
+#include "cc/resources/picture.h"
+#include "skia/ext/refptr.h"
+#include "third_party/skia/include/core/SkDevice.h"
+#include "ui/gfx/rect.h"
+#include "ui/gfx/skia_util.h"
+
+namespace cc {
+
+TestPixelRef::TestPixelRef(int width, int height)
+    : pixels_(new char[4 * width * height]) {}
+
+TestPixelRef::~TestPixelRef() {}
+
+SkFlattenable::Factory TestPixelRef::getFactory() { return NULL; }
+
+void* TestPixelRef::onLockPixels(SkColorTable** color_table) {
+  return pixels_.get();
+}
+
+SkPixelRef* TestPixelRef::deepCopy(
+    SkBitmap::Config config,
+    const SkIRect* subset) {
+  this->ref();
+  return this;
+}
+
+
+TestLazyPixelRef::TestLazyPixelRef(int width, int height)
+    : pixels_(new char[4 * width * height]) {}
+
+TestLazyPixelRef::~TestLazyPixelRef() {}
+
+SkFlattenable::Factory TestLazyPixelRef::getFactory() { return NULL; }
+
+void* TestLazyPixelRef::onLockPixels(SkColorTable** color_table) {
+  return pixels_.get();
+}
+
+bool TestLazyPixelRef::PrepareToDecode(const PrepareParams& params) {
+  return true;
+}
+
+SkPixelRef* TestLazyPixelRef::deepCopy(
+    SkBitmap::Config config,
+    const SkIRect* subset) {
+  this->ref();
+  return this;
+}
+
+void DrawPicture(unsigned char* buffer,
+                 gfx::Rect layer_rect,
+                 scoped_refptr<Picture> picture) {
+  SkBitmap bitmap;
+  bitmap.setConfig(SkBitmap::kARGB_8888_Config,
+                   layer_rect.width(),
+                   layer_rect.height());
+  bitmap.setPixels(buffer);
+  SkDevice device(bitmap);
+  SkCanvas canvas(&device);
+  canvas.clipRect(gfx::RectToSkRect(layer_rect));
+  picture->Raster(&canvas, layer_rect, 1.0f, false);
+}
+
+void CreateBitmap(gfx::Size size, const char* uri, SkBitmap* bitmap) {
+  skia::RefPtr<TestLazyPixelRef> lazy_pixel_ref =
+      skia::AdoptRef(new TestLazyPixelRef(size.width(), size.height()));
+  lazy_pixel_ref->setURI(uri);
+
+  bitmap->setConfig(SkBitmap::kARGB_8888_Config,
+                    size.width(),
+                    size.height());
+  bitmap->setPixelRef(lazy_pixel_ref.get());
+}
+
+
+}  // namespace cc