Roll Chrome into Mojo.

cc/resources/float_clip_display_item.h

+// Copyright 2015 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 CC_RESOURCES_FLOAT_CLIP_DISPLAY_ITEM_H_
+#define CC_RESOURCES_FLOAT_CLIP_DISPLAY_ITEM_H_
+
+#include <vector>
+
+#include "base/memory/scoped_ptr.h"
+#include "cc/base/cc_export.h"
+#include "cc/resources/display_item.h"
+#include "ui/gfx/geometry/rect_f.h"
+
+class SkCanvas;
+class SkDrawPictureCallback;
+
+namespace cc {
+
+class CC_EXPORT FloatClipDisplayItem : public DisplayItem {
+ public:
+  ~FloatClipDisplayItem() override;
+
+  static scoped_ptr<FloatClipDisplayItem> Create(gfx::RectF clip_rect) {
+    return make_scoped_ptr(new FloatClipDisplayItem(clip_rect));
+  }
+
+  void Raster(SkCanvas* canvas, SkDrawPictureCallback* callback) const override;
+
+  bool IsSuitableForGpuRasterization() const override;
+  int ApproximateOpCount() const override;
+  size_t PictureMemoryUsage() const override;
+
+ protected:
+  explicit FloatClipDisplayItem(gfx::RectF clip_rect);
+
+ private:
+  gfx::RectF clip_rect_;
+};
+
+class CC_EXPORT EndFloatClipDisplayItem : public DisplayItem {
+ public:
+  ~EndFloatClipDisplayItem() override;
+
+  static scoped_ptr<EndFloatClipDisplayItem> Create() {
+    return make_scoped_ptr(new EndFloatClipDisplayItem());
+  }
+
+  void Raster(SkCanvas* canvas, SkDrawPictureCallback* callback) const override;
+
+  bool IsSuitableForGpuRasterization() const override;
+  int ApproximateOpCount() const override;
+  size_t PictureMemoryUsage() const override;
+
+ protected:
+  EndFloatClipDisplayItem();
+};
+
+}  // namespace cc
+
+#endif  // CC_RESOURCES_FLOAT_CLIP_DISPLAY_ITEM_H_