207 lines
7 KiB
C
207 lines
7 KiB
C
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// Copyright (c) 2013 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ATOM_BROWSER_OSR_WINDOW_H_
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#define ATOM_BROWSER_OSR_WINDOW_H_
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#include "content/browser/renderer_host/render_widget_host_view_base.h"
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#include "content/browser/renderer_host/delegated_frame_host.h"
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#include "content/browser/renderer_host/resize_lock.h"
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#include "third_party/WebKit/public/platform/WebVector.h"
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#include "cc/scheduler/begin_frame_source.h"
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#include "content/browser/renderer_host/render_widget_host_impl.h"
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#include "cc/output/compositor_frame.h"
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#include "ui/gfx/geometry/point.h"
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#include "base/threading/thread.h"
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#include "ui/compositor/compositor.h"
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#include "ui/compositor/layer_delegate.h"
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#include "ui/compositor/layer_owner.h"
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#include "ui/base/ime/text_input_client.h"
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#include "base/process/kill.h"
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#include "cc/output/software_output_device.h"
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#include "cc/output/output_surface.h"
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#include "cc/output/output_surface_client.h"
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#include "cc/scheduler/begin_frame_source.h"
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#include <windows.h>
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#include "ui/gfx/win/window_impl.h"
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namespace atom {
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class AtomCompositorHostWin : public gfx::WindowImpl {
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public:
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AtomCompositorHostWin() {
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// Create a hidden 1x1 borderless window.
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set_window_style(WS_POPUP | WS_SYSMENU);
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Init(NULL, gfx::Rect(0, 0, 1, 1));
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}
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~AtomCompositorHostWin() override {
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DestroyWindow(hwnd());
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}
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private:
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CR_BEGIN_MSG_MAP_EX(CompositorHostWin)
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CR_MSG_WM_PAINT(OnPaint)
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CR_END_MSG_MAP()
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void OnPaint(HDC dc) {
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ValidateRect(hwnd(), NULL);
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}
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};
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class OffScreenWindow
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: public content::RenderWidgetHostViewBase,
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public content::DelegatedFrameHostClient,
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public cc::BeginFrameObserver,
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public ui::LayerDelegate,
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public ui::LayerOwner {
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public:
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OffScreenWindow(content::RenderWidgetHost*);
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~OffScreenWindow();
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//content::RenderWidgetHostView
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bool OnMessageReceived(const IPC::Message&) override;
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void InitAsChild(gfx::NativeView);
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content::RenderWidgetHost* GetRenderWidgetHost(void) const;
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void SetSize(const gfx::Size &);
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void SetBounds(const gfx::Rect &);
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gfx::Vector2dF GetLastScrollOffset(void) const;
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gfx::NativeView GetNativeView(void) const;
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gfx::NativeViewId GetNativeViewId(void) const;
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gfx::NativeViewAccessible GetNativeViewAccessible(void);
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ui::TextInputClient* GetTextInputClient() override;
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void Focus(void);
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bool HasFocus(void) const;
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bool IsSurfaceAvailableForCopy(void) const;
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void Show(void);
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void Hide(void);
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bool IsShowing(void);
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gfx::Rect GetViewBounds(void) const;
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gfx::Size GetVisibleViewportSize() const override;
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void SetInsets(const gfx::Insets&) override;
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bool LockMouse(void);
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void UnlockMouse(void);
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bool GetScreenColorProfile(std::vector<char>*);
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//content::RenderWidgetHostViewBase
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void ClearCompositorFrame(void);
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void InitAsPopup(content::RenderWidgetHostView *, const gfx::Rect &);
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void InitAsFullscreen(content::RenderWidgetHostView *);
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void UpdateCursor(const content::WebCursor &);
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void SetIsLoading(bool);
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void TextInputStateChanged(const ViewHostMsg_TextInputState_Params &);
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void ImeCancelComposition(void);
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void RenderProcessGone(base::TerminationStatus,int);
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void Destroy(void);
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void SetTooltipText(const base::string16 &);
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void SelectionBoundsChanged(const ViewHostMsg_SelectionBounds_Params &);
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void CopyFromCompositingSurface(const gfx::Rect &,
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const gfx::Size &,
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const content::ReadbackRequestCallback &,
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const SkColorType);
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void CopyFromCompositingSurfaceToVideoFrame(
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const gfx::Rect &,
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const scoped_refptr<media::VideoFrame> &,
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const base::Callback<void (const gfx::Rect &, bool),
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base::internal::CopyMode::Copyable> &);
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bool CanCopyToVideoFrame(void) const;
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void BeginFrameSubscription(
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std::unique_ptr<content::RenderWidgetHostViewFrameSubscriber>);
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void EndFrameSubscription();
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bool HasAcceleratedSurface(const gfx::Size &);
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void GetScreenInfo(blink::WebScreenInfo *);
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bool GetScreenColorProfile(blink::WebVector<char>*);
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gfx::Rect GetBoundsInRootWindow(void);
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void LockCompositingSurface(void);
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void UnlockCompositingSurface(void);
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void ImeCompositionRangeChanged(
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const gfx::Range &, const std::vector<gfx::Rect>&);
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//content::DelegatedFrameHostClient
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int DelegatedFrameHostGetGpuMemoryBufferClientId(void) const;
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ui::Layer *DelegatedFrameHostGetLayer(void) const;
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bool DelegatedFrameHostIsVisible(void) const;
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SkColor DelegatedFrameHostGetGutterColor(SkColor) const;
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gfx::Size DelegatedFrameHostDesiredSizeInDIP(void) const;
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bool DelegatedFrameCanCreateResizeLock(void) const;
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std::unique_ptr<content::ResizeLock> DelegatedFrameHostCreateResizeLock(bool);
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void DelegatedFrameHostResizeLockWasReleased(void);
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void DelegatedFrameHostSendCompositorSwapAck(
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int, const cc::CompositorFrameAck &);
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void DelegatedFrameHostSendReclaimCompositorResources(
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int, const cc::CompositorFrameAck &);
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void DelegatedFrameHostOnLostCompositorResources(void);
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void DelegatedFrameHostUpdateVSyncParameters(
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const base::TimeTicks &, const base::TimeDelta &);
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//cc::BeginFrameObserver
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void OnBeginFrame(const cc::BeginFrameArgs &);
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const cc::BeginFrameArgs & LastUsedBeginFrameArgs(void) const;
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void OnBeginFrameSourcePausedChanged(bool);
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void AsValueInto(base::trace_event::TracedValue *) const;
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gfx::Size GetPhysicalBackingSize() const;
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void UpdateScreenInfo(gfx::NativeView view);
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gfx::Size GetRequestedRendererSize() const;
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void OnSwapCompositorFrame(uint32_t, cc::CompositorFrame);
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uint32_t SurfaceIdNamespaceAtPoint(
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cc::SurfaceHittestDelegate* delegate,
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const gfx::Point& point,
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gfx::Point* transformed_point);
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uint32_t GetSurfaceIdNamespace();
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void OnPaintLayer(const ui::PaintContext &);
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void OnDelegatedFrameDamage(const gfx::Rect &);
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void OnDeviceScaleFactorChanged(float);
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base::Closure PrepareForLayerBoundsChange();
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void OnBoundsChanged();
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void OnSetNeedsBeginFrames(bool);
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void SendSwapCompositorFrame(cc::CompositorFrame *);
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private:
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content::RenderWidgetHostImpl* host_;
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content::DelegatedFrameHost* delegated_frame_host_;
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gfx::Vector2dF last_scroll_offset_;
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bool focus_;
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gfx::Size size_;
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float scale_;
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cc::BeginFrameSource* begin_frame_source_;
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cc::BeginFrameArgs last_begin_frame_args_;
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bool needs_begin_frames_;
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base::Thread* thread_;
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ui::Compositor* compositor_;
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};
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class OffScreenOutputSurface : public cc::OutputSurface {
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public:
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OffScreenOutputSurface(
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std::unique_ptr<cc::SoftwareOutputDevice>);
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~OffScreenOutputSurface();
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void SwapBuffers(cc::CompositorFrame *);
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bool BindToClient(cc::OutputSurfaceClient *);
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};
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class OffScreenOutputDevice : public cc::SoftwareOutputDevice {
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public:
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OffScreenOutputDevice();
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~OffScreenOutputDevice();
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void Resize(const gfx::Size& pixel_size, float scale_factor);
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SkCanvas* BeginPaint(const gfx::Rect& damage_rect);
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void EndPaint();
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void DiscardBackbuffer();
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void EnsureBackbuffer();
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gfx::VSyncProvider* GetVSyncProvider();
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};
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} // namespace atom
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#endif // ATOM_BROWSER_OSR_WINDOW_H_
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