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diff --git a/gfx/angle/checkout/src/libANGLE/Surface.h b/gfx/angle/checkout/src/libANGLE/Surface.h
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+++ b/gfx/angle/checkout/src/libANGLE/Surface.h
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+//
+// Copyright (c) 2002-2014 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+
+// Surface.h: Defines the egl::Surface class, representing a drawing surface
+// such as the client area of a window, including any back buffers.
+// Implements EGLSurface and related functionality. [EGL 1.4] section 2.2 page 3.
+
+#ifndef LIBANGLE_SURFACE_H_
+#define LIBANGLE_SURFACE_H_
+
+#include <EGL/egl.h>
+
+#include "common/PackedEnums.h"
+#include "common/angleutils.h"
+#include "libANGLE/AttributeMap.h"
+#include "libANGLE/Debug.h"
+#include "libANGLE/Error.h"
+#include "libANGLE/FramebufferAttachment.h"
+#include "libANGLE/RefCountObject.h"
+#include "libANGLE/formatutils.h"
+#include "libANGLE/renderer/SurfaceImpl.h"
+
+namespace gl
+{
+class Context;
+class Framebuffer;
+class Texture;
+}  // namespace gl
+
+namespace rx
+{
+class EGLImplFactory;
+}
+
+namespace egl
+{
+class Display;
+struct Config;
+
+using SupportedCompositorTiming = angle::PackedEnumBitSet<CompositorTiming>;
+using SupportedTimestamps       = angle::PackedEnumBitSet<Timestamp>;
+
+struct SurfaceState final : private angle::NonCopyable
+{
+    SurfaceState(const egl::Config *configIn, const AttributeMap &attributesIn);
+    ~SurfaceState();
+
+    EGLLabelKHR label;
+    const egl::Config *config;
+    AttributeMap attributes;
+
+    bool timestampsEnabled;
+    SupportedCompositorTiming supportedCompositorTimings;
+    SupportedTimestamps supportedTimestamps;
+};
+
+class Surface : public LabeledObject, public gl::FramebufferAttachmentObject
+{
+  public:
+    rx::SurfaceImpl *getImplementation() const { return mImplementation; }
+
+    void setLabel(EGLLabelKHR label) override;
+    EGLLabelKHR getLabel() const override;
+
+    EGLint getType() const;
+
+    Error initialize(const Display *display);
+    Error makeCurrent(const gl::Context *context);
+    Error unMakeCurrent(const gl::Context *context);
+    Error swap(const gl::Context *context);
+    Error swapWithDamage(const gl::Context *context, EGLint *rects, EGLint n_rects);
+    Error postSubBuffer(const gl::Context *context,
+                        EGLint x,
+                        EGLint y,
+                        EGLint width,
+                        EGLint height);
+    Error setPresentationTime(EGLnsecsANDROID time);
+    Error querySurfacePointerANGLE(EGLint attribute, void **value);
+    Error bindTexImage(gl::Context *context, gl::Texture *texture, EGLint buffer);
+    Error releaseTexImage(const gl::Context *context, EGLint buffer);
+
+    Error getSyncValues(EGLuint64KHR *ust, EGLuint64KHR *msc, EGLuint64KHR *sbc);
+
+    EGLint isPostSubBufferSupported() const;
+
+    void setSwapInterval(EGLint interval);
+    Error onDestroy(const Display *display);
+
+    void setMipmapLevel(EGLint level);
+    void setMultisampleResolve(EGLenum resolve);
+    void setSwapBehavior(EGLenum behavior);
+
+    void setFixedWidth(EGLint width);
+    void setFixedHeight(EGLint height);
+
+    gl::Framebuffer *createDefaultFramebuffer(const gl::Context *context);
+
+    const Config *getConfig() const;
+
+    // width and height can change with client window resizing
+    EGLint getWidth() const;
+    EGLint getHeight() const;
+    EGLint getPixelAspectRatio() const;
+    EGLenum getRenderBuffer() const;
+    EGLenum getSwapBehavior() const;
+    TextureFormat getTextureFormat() const;
+    EGLenum getTextureTarget() const;
+    bool getLargestPbuffer() const;
+    EGLenum getGLColorspace() const;
+    EGLenum getVGAlphaFormat() const;
+    EGLenum getVGColorspace() const;
+    bool getMipmapTexture() const;
+    EGLint getMipmapLevel() const;
+    EGLint getHorizontalResolution() const;
+    EGLint getVerticalResolution() const;
+    EGLenum getMultisampleResolve() const;
+
+    gl::Texture *getBoundTexture() const { return mTexture; }
+
+    EGLint isFixedSize() const;
+
+    // FramebufferAttachmentObject implementation
+    gl::Extents getAttachmentSize(const gl::ImageIndex &imageIndex) const override;
+    gl::Format getAttachmentFormat(GLenum binding, const gl::ImageIndex &imageIndex) const override;
+    GLsizei getAttachmentSamples(const gl::ImageIndex &imageIndex) const override;
+    bool isRenderable(const gl::Context *context,
+                      GLenum binding,
+                      const gl::ImageIndex &imageIndex) const override;
+
+    void onAttach(const gl::Context *context) override {}
+    void onDetach(const gl::Context *context) override {}
+    GLuint getId() const override;
+
+    bool flexibleSurfaceCompatibilityRequested() const
+    {
+        return mFlexibleSurfaceCompatibilityRequested;
+    }
+    EGLint getOrientation() const { return mOrientation; }
+
+    bool directComposition() const { return mDirectComposition; }
+
+    gl::InitState initState(const gl::ImageIndex &imageIndex) const override;
+    void setInitState(const gl::ImageIndex &imageIndex, gl::InitState initState) override;
+
+    bool isRobustResourceInitEnabled() const { return mRobustResourceInitialization; }
+
+    const gl::Format &getBindTexImageFormat() const { return mColorFormat; }
+
+    // EGL_ANDROID_get_frame_timestamps entry points
+    void setTimestampsEnabled(bool enabled);
+    bool isTimestampsEnabled() const;
+
+    const SupportedCompositorTiming &getSupportedCompositorTimings() const;
+    Error getCompositorTiming(EGLint numTimestamps,
+                              const EGLint *names,
+                              EGLnsecsANDROID *values) const;
+
+    Error getNextFrameId(EGLuint64KHR *frameId) const;
+    const SupportedTimestamps &getSupportedTimestamps() const;
+    Error getFrameTimestamps(EGLuint64KHR frameId,
+                             EGLint numTimestamps,
+                             const EGLint *timestamps,
+                             EGLnsecsANDROID *values) const;
+
+  protected:
+    Surface(EGLint surfaceType,
+            const egl::Config *config,
+            const AttributeMap &attributes,
+            EGLenum buftype = EGL_NONE);
+    ~Surface() override;
+    rx::FramebufferAttachmentObjectImpl *getAttachmentImpl() const override;
+
+    gl::Framebuffer *createDefaultFramebuffer(const Display *display);
+
+    // ANGLE-only method, used internally
+    friend class gl::Texture;
+    Error releaseTexImageFromTexture(const gl::Context *context);
+
+    SurfaceState mState;
+    rx::SurfaceImpl *mImplementation;
+    int mRefCount;
+    bool mDestroyed;
+
+    EGLint mType;
+    EGLenum mBuftype;
+
+    bool mPostSubBufferRequested;
+    bool mFlexibleSurfaceCompatibilityRequested;
+
+    bool mLargestPbuffer;
+    EGLenum mGLColorspace;
+    EGLenum mVGAlphaFormat;
+    EGLenum mVGColorspace;
+    bool mMipmapTexture;
+    EGLint mMipmapLevel;
+    EGLint mHorizontalResolution;
+    EGLint mVerticalResolution;
+    EGLenum mMultisampleResolve;
+
+    bool mFixedSize;
+    size_t mFixedWidth;
+    size_t mFixedHeight;
+
+    bool mDirectComposition;
+
+    bool mRobustResourceInitialization;
+
+    TextureFormat mTextureFormat;
+    EGLenum mTextureTarget;
+
+    EGLint mPixelAspectRatio;  // Display aspect ratio
+    EGLenum mRenderBuffer;     // Render buffer
+    EGLenum mSwapBehavior;     // Buffer swap behavior
+
+    EGLint mOrientation;
+
+    // We don't use a binding pointer here. We don't ever want to own an orphaned texture. If a
+    // Texture is deleted the Surface is unbound in onDestroy.
+    gl::Texture *mTexture;
+
+    gl::Format mColorFormat;
+    gl::Format mDSFormat;
+
+  private:
+    Error destroyImpl(const Display *display);
+
+    void postSwap(const Display *display);
+    Error releaseRef(const Display *display);
+
+    gl::InitState mInitState;
+};
+
+class WindowSurface final : public Surface
+{
+  public:
+    WindowSurface(rx::EGLImplFactory *implFactory,
+                  const Config *config,
+                  EGLNativeWindowType window,
+                  const AttributeMap &attribs);
+    ~WindowSurface() override;
+};
+
+class PbufferSurface final : public Surface
+{
+  public:
+    PbufferSurface(rx::EGLImplFactory *implFactory,
+                   const Config *config,
+                   const AttributeMap &attribs);
+    PbufferSurface(rx::EGLImplFactory *implFactory,
+                   const Config *config,
+                   EGLenum buftype,
+                   EGLClientBuffer clientBuffer,
+                   const AttributeMap &attribs);
+
+  protected:
+    ~PbufferSurface() override;
+};
+
+class PixmapSurface final : public Surface
+{
+  public:
+    PixmapSurface(rx::EGLImplFactory *implFactory,
+                  const Config *config,
+                  NativePixmapType nativePixmap,
+                  const AttributeMap &attribs);
+
+  protected:
+    ~PixmapSurface() override;
+};
+
+class SurfaceDeleter final
+{
+  public:
+    SurfaceDeleter(const Display *display);
+    ~SurfaceDeleter();
+    void operator()(Surface *surface);
+
+  private:
+    const Display *mDisplay;
+};
+
+using SurfacePointer = angle::UniqueObjectPointerBase<Surface, SurfaceDeleter>;
+
+}  // namespace egl
+
+#endif  // LIBANGLE_SURFACE_H_