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diff --git a/gfx/angle/src/libANGLE/validationEGL.h b/gfx/angle/src/libANGLE/validationEGL.h
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+++ b/gfx/angle/src/libANGLE/validationEGL.h
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+//
+// Copyright (c) 2015 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.
+//
+
+// validationEGL.h: Validation functions for generic EGL entry point parameters
+
+#ifndef LIBANGLE_VALIDATIONEGL_H_
+#define LIBANGLE_VALIDATIONEGL_H_
+
+#include "libANGLE/Error.h"
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+
+namespace gl
+{
+class Context;
+}
+
+namespace egl
+{
+
+class AttributeMap;
+struct Config;
+class Device;
+class Display;
+class Image;
+class Stream;
+class Surface;
+
+// Object validation
+Error ValidateDisplay(const Display *display);
+Error ValidateSurface(const Display *display, const Surface *surface);
+Error ValidateConfig(const Display *display, const Config *config);
+Error ValidateContext(const Display *display, const gl::Context *context);
+Error ValidateImage(const Display *display, const Image *image);
+
+// Entry point validation
+Error ValidateCreateContext(Display *display, Config *configuration, gl::Context *shareContext,
+                            const AttributeMap& attributes);
+
+Error ValidateCreateWindowSurface(Display *display, Config *config, EGLNativeWindowType window,
+                                  const AttributeMap& attributes);
+
+Error ValidateCreatePbufferSurface(Display *display, Config *config, const AttributeMap& attributes);
+Error ValidateCreatePbufferFromClientBuffer(Display *display, EGLenum buftype, EGLClientBuffer buffer,
+                                            Config *config, const AttributeMap& attributes);
+
+Error ValidateCreateImageKHR(const Display *display,
+                             gl::Context *context,
+                             EGLenum target,
+                             EGLClientBuffer buffer,
+                             const AttributeMap &attributes);
+Error ValidateDestroyImageKHR(const Display *display, const Image *image);
+
+Error ValidateCreateDeviceANGLE(EGLint device_type,
+                                void *native_device,
+                                const EGLAttrib *attrib_list);
+Error ValidateReleaseDeviceANGLE(Device *device);
+
+Error ValidateCreateStreamKHR(const Display *display, const AttributeMap &attributes);
+Error ValidateDestroyStreamKHR(const Display *display, const Stream *stream);
+Error ValidateStreamAttribKHR(const Display *display,
+                              const Stream *stream,
+                              EGLint attribute,
+                              EGLint value);
+Error ValidateQueryStreamKHR(const Display *display,
+                             const Stream *stream,
+                             EGLenum attribute,
+                             EGLint *value);
+Error ValidateQueryStreamu64KHR(const Display *display,
+                                const Stream *stream,
+                                EGLenum attribute,
+                                EGLuint64KHR *value);
+Error ValidateStreamConsumerGLTextureExternalKHR(const Display *display,
+                                                 gl::Context *context,
+                                                 const Stream *stream);
+Error ValidateStreamConsumerAcquireKHR(const Display *display,
+                                       gl::Context *context,
+                                       const Stream *stream);
+Error ValidateStreamConsumerReleaseKHR(const Display *display,
+                                       gl::Context *context,
+                                       const Stream *stream);
+Error ValidateStreamConsumerGLTextureExternalAttribsNV(const Display *display,
+                                                       gl::Context *context,
+                                                       const Stream *stream,
+                                                       const AttributeMap &attribs);
+Error ValidateCreateStreamProducerD3DTextureNV12ANGLE(const Display *display,
+                                                      const Stream *stream,
+                                                      const AttributeMap &attribs);
+Error ValidateStreamPostD3DTextureNV12ANGLE(const Display *display,
+                                            const Stream *stream,
+                                            void *texture,
+                                            const AttributeMap &attribs);
+
+Error ValidateSwapBuffersWithDamageEXT(const Display *display,
+                                       const Surface *surface,
+                                       EGLint *rects,
+                                       EGLint n_rects);
+
+// Other validation
+Error ValidateCompatibleConfigs(const Display *display,
+                                const Config *config1,
+                                const Surface *surface,
+                                const Config *config2,
+                                EGLint surfaceType);
+}
+
+#endif // LIBANGLE_VALIDATIONEGL_H_