diff -r 000000000000 -r 6474c204b198 gfx/angle/src/libGLESv2/utilities.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx/angle/src/libGLESv2/utilities.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,67 @@
+//
+// 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.
+//
+
+// utilities.h: Conversion functions and other utility routines.
+
+#ifndef LIBGLESV2_UTILITIES_H
+#define LIBGLESV2_UTILITIES_H
+
+#define GL_APICALL
+#include <GLES2/gl2.h>
+#include <GLES2/gl2ext.h>
+
+#include <string>
+
+namespace gl
+{
+
+struct Color;
+
+int UniformComponentCount(GLenum type);
+GLenum UniformComponentType(GLenum type);
+size_t UniformInternalSize(GLenum type);
+size_t UniformExternalSize(GLenum type);
+int VariableRowCount(GLenum type);
+int VariableColumnCount(GLenum type);
+
+int AllocateFirstFreeBits(unsigned int *bits, unsigned int allocationSize, unsigned int bitsSize);
+
+void MakeValidSize(bool isImage, bool isCompressed, GLsizei *requestWidth, GLsizei *requestHeight, int *levelOffset);
+int ComputePixelSize(GLint internalformat);
+GLsizei ComputePitch(GLsizei width, GLint internalformat, GLint alignment);
+GLsizei ComputeCompressedPitch(GLsizei width, GLenum format);
+GLsizei ComputeCompressedSize(GLsizei width, GLsizei height, GLenum format);
+GLsizei ComputeTypeSize(GLenum type);
+bool IsCompressed(GLenum format);
+bool IsDepthTexture(GLenum format);
+bool IsStencilTexture(GLenum format);
+bool IsCubemapTextureTarget(GLenum target);
+bool IsInternalTextureTarget(GLenum target);
+GLint ConvertSizedInternalFormat(GLenum format, GLenum type);
+GLenum ExtractFormat(GLenum internalformat);
+GLenum ExtractType(GLenum internalformat);
+
+bool IsColorRenderable(GLenum internalformat);
+bool IsDepthRenderable(GLenum internalformat);
+bool IsStencilRenderable(GLenum internalformat);
+
+bool IsFloat32Format(GLint internalformat);
+bool IsFloat16Format(GLint internalformat);
+
+GLuint GetAlphaSize(GLenum colorFormat);
+GLuint GetRedSize(GLenum colorFormat);
+GLuint GetGreenSize(GLenum colorFormat);
+GLuint GetBlueSize(GLenum colorFormat);
+GLuint GetDepthSize(GLenum depthFormat);
+GLuint GetStencilSize(GLenum stencilFormat);
+bool IsTriangleMode(GLenum drawMode);
+
+}
+
+std::string getTempPath();
+void writeFile(const char* path, const void* data, size_t size);
+
+#endif  // LIBGLESV2_UTILITIES_H