Move osr related files to atom/browser/osr

atom/browser/osr/osr_output_device.h

@@ -0,0 +1,47 @@
+// Copyright (c) 2016 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#ifndef ATOM_BROWSER_OSR_OSR_OUTPUT_DEVICE_H_
+#define ATOM_BROWSER_OSR_OSR_OUTPUT_DEVICE_H_
+
+#include "base/callback.h"
+#include "cc/output/software_output_device.h"
+#include "third_party/skia/include/core/SkBitmap.h"
+#include "third_party/skia/include/core/SkCanvas.h"
+
+namespace atom {
+
+typedef base::Callback<void(const gfx::Rect&, int, int, void*)> OnPaintCallback;
+
+class OffScreenOutputDevice : public cc::SoftwareOutputDevice {
+ public:
+  OffScreenOutputDevice(bool transparent, const OnPaintCallback& callback);
+  ~OffScreenOutputDevice();
+
+  void Resize(const gfx::Size& pixel_size, float scale_factor) override;
+
+  SkCanvas* BeginPaint(const gfx::Rect& damage_rect) override;
+
+  void EndPaint() override;
+
+  void SetActive(bool active);
+
+  void OnPaint(const gfx::Rect& damage_rect);
+
+ private:
+  const bool transparent_;
+  const OnPaintCallback callback_;
+
+  bool active_;
+
+  std::unique_ptr<SkCanvas> canvas_;
+  std::unique_ptr<SkBitmap> bitmap_;
+  gfx::Rect pending_damage_rect_;
+
+  DISALLOW_COPY_AND_ASSIGN(OffScreenOutputDevice);
+};
+
+}  // namespace atom
+
+#endif  // ATOM_BROWSER_OSR_OSR_OUTPUT_DEVICE_H_