diff -r 000000000000 -r 6474c204b198 gfx/angle/src/libEGL/Display.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/angle/src/libEGL/Display.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,94 @@
+//
+// Copyright (c) 2002-2013 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.
+//
+
+// Display.h: Defines the egl::Display class, representing the abstract
+// display on which graphics are drawn. Implements EGLDisplay.
+// [EGL 1.4] section 2.1.2 page 3.
+
+#ifndef LIBEGL_DISPLAY_H_
+#define LIBEGL_DISPLAY_H_
+
+#include "common/system.h"
+
+#include <set>
+#include <vector>
+
+#include "libEGL/Config.h"
+
+namespace gl
+{
+class Context;
+}
+
+namespace egl
+{
+class Surface;
+
+class Display
+{
+  public:
+    ~Display();
+
+    bool initialize();
+    void terminate();
+
+    static egl::Display *getDisplay(EGLNativeDisplayType displayId);
+
+    bool getConfigs(EGLConfig *configs, const EGLint *attribList, EGLint configSize, EGLint *numConfig);
+    bool getConfigAttrib(EGLConfig config, EGLint attribute, EGLint *value);
+
+    EGLSurface createWindowSurface(HWND window, EGLConfig config, const EGLint *attribList);
+    EGLSurface createOffscreenSurface(EGLConfig config, HANDLE shareHandle, const EGLint *attribList);
+    EGLContext createContext(EGLConfig configHandle, const gl::Context *shareContext, bool notifyResets, bool robustAccess);
+
+    void destroySurface(egl::Surface *surface);
+    void destroyContext(gl::Context *context);
+
+    bool isInitialized() const;
+    bool isValidConfig(EGLConfig config);
+    bool isValidContext(gl::Context *context);
+    bool isValidSurface(egl::Surface *surface);
+    bool hasExistingWindowSurface(HWND window);
+
+    rx::Renderer *getRenderer() { return mRenderer; };
+
+    // exported methods must be virtual
+    virtual void notifyDeviceLost();
+    virtual void recreateSwapChains();
+
+    const char *getExtensionString() const;
+    const char *getVendorString() const;
+
+  private:
+    DISALLOW_COPY_AND_ASSIGN(Display);
+
+    Display(EGLNativeDisplayType displayId, HDC deviceContext);
+
+    bool restoreLostDevice();
+
+    EGLNativeDisplayType mDisplayId;
+    const HDC mDc;
+
+    bool mSoftwareDevice;
+    
+    typedef std::set<Surface*> SurfaceSet;
+    SurfaceSet mSurfaceSet;
+
+    ConfigSet mConfigSet;
+
+    typedef std::set<gl::Context*> ContextSet;
+    ContextSet mContextSet;
+
+    rx::Renderer *mRenderer;
+
+    void initExtensionString();
+    void initVendorString();
+    std::string mExtensionString;
+    std::string mVendorString;
+};
+}
+
+#endif   // LIBEGL_DISPLAY_H_