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Minimal test - lines (13, 54)

Code

namespace mozilla {
namespace widget {

/**
 * AndroidCompositorWidget inherits from InProcessCompositorWidget because
 * Android does not support OOP compositing yet. Once it does,
 * AndroidCompositorWidget will be made to inherit from CompositorWidget
 * instead.
 */
class AndroidCompositorWidget final : public InProcessCompositorWidget {
 public:
  using InProcessCompositorWidget::InProcessCompositorWidget;

  AndroidCompositorWidget(const layers::CompositorOptions& aOptions,
                          nsBaseWidget* aWidget);

  already_AddRefed StartRemoteDrawingInRegion(
      const LayoutDeviceIntRegion& aInvalidRegion,
      layers::BufferMode* aBufferMode) override;
  void EndRemoteDrawingInRegion(
      gfx::DrawTarget* aDrawTarget,
      const LayoutDeviceIntRegion& aInvalidRegion) override;

  AndroidCompositorWidget* AsAndroid() override { return this; }

  EGLNativeWindowType GetEGLNativeWindow();

  EGLSurface GetPresentationEGLSurface();
  void SetPresentationEGLSurface(EGLSurface aVal);

  ANativeWindow* GetPresentationANativeWindow();

 protected:
  virtual ~AndroidCompositorWidget();

  ANativeWindow* mNativeWindow;
  ANativeWindow_Buffer mBuffer;
  int32_t mFormat;
};

}  // namespace widget
}  // namespace mozilla