1 files changed, 51 insertions, 0 deletions
diff --git a/chromium/cc/resources/resource_update.cc b/chromium/cc/resources/resource_update.cc
new file mode 100644
index 00000000000..5760ddf4a0d
--- /dev/null
+++ b/chromium/cc/resources/resource_update.cc
@@ -0,0 +1,51 @@
+// 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/resources/resource_update.h"
+
+#include "base/logging.h"
+#include "third_party/skia/include/core/SkCanvas.h"
+#include "third_party/skia/include/core/SkDevice.h"
+
+namespace cc {
+
+ResourceUpdate ResourceUpdate::Create(PrioritizedResource* texture,
+                                      const SkBitmap* bitmap,
+                                      gfx::Rect content_rect,
+                                      gfx::Rect source_rect,
+                                      gfx::Vector2d dest_offset) {
+  CHECK(content_rect.Contains(source_rect));
+  ResourceUpdate update;
+  update.texture = texture;
+  update.bitmap = bitmap;
+  update.content_rect = content_rect;
+  update.source_rect = source_rect;
+  update.dest_offset = dest_offset;
+  return update;
+}
+
+ResourceUpdate ResourceUpdate::CreateFromCanvas(
+    PrioritizedResource* resource,
+    const skia::RefPtr<SkCanvas>& canvas,
+    gfx::Rect content_rect,
+    gfx::Rect source_rect,
+    gfx::Vector2d dest_offset) {
+  CHECK(content_rect.Contains(source_rect));
+  ResourceUpdate update;
+  update.texture = resource;
+  update.canvas = canvas;
+  update.bitmap = &canvas->getDevice()->accessBitmap(false);
+  update.content_rect = content_rect;
+  update.source_rect = source_rect;
+  update.dest_offset = dest_offset;
+  return update;
+}
+
+ResourceUpdate::ResourceUpdate()
+    : texture(NULL),
+      bitmap(NULL) {}
+
+ResourceUpdate::~ResourceUpdate() {}
+
+}  // namespace cc