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diff --git a/src/3rdparty/angle/src/libANGLE/Uniform.h b/src/3rdparty/angle/src/libANGLE/Uniform.h
new file mode 100644
index 0000000000..dcf30f23cc
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+++ b/src/3rdparty/angle/src/libANGLE/Uniform.h
@@ -0,0 +1,77 @@
+//
+// Copyright (c) 2010-2013 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.
+//
+
+#ifndef LIBANGLE_UNIFORM_H_
+#define LIBANGLE_UNIFORM_H_
+
+#include <string>
+#include <vector>
+
+#include "angle_gl.h"
+#include "common/debug.h"
+#include "compiler/translator/blocklayout.h"
+#include "libANGLE/angletypes.h"
+
+namespace gl
+{
+
+// Helper struct representing a single shader uniform
+struct LinkedUniform : angle::NonCopyable
+{
+    LinkedUniform(GLenum type, GLenum precision, const std::string &name, unsigned int arraySize, const int blockIndex, const sh::BlockMemberInfo &blockInfo);
+
+    ~LinkedUniform();
+
+    bool isArray() const;
+    unsigned int elementCount() const;
+    bool isReferencedByVertexShader() const;
+    bool isReferencedByFragmentShader() const;
+    bool isInDefaultBlock() const;
+    size_t dataSize() const;
+    bool isSampler() const;
+
+    const GLenum type;
+    const GLenum precision;
+    const std::string name;
+    const unsigned int arraySize;
+    const int blockIndex;
+    const sh::BlockMemberInfo blockInfo;
+
+    unsigned char *data;
+    bool dirty;
+
+    unsigned int psRegisterIndex;
+    unsigned int vsRegisterIndex;
+    unsigned int registerCount;
+
+    // Register "elements" are used for uniform structs in ES3, to appropriately identify single uniforms
+    // inside aggregate types, which are packed according C-like structure rules.
+    unsigned int registerElement;
+};
+
+// Helper struct representing a single shader uniform block
+struct UniformBlock : angle::NonCopyable
+{
+    // use GL_INVALID_INDEX for non-array elements
+    UniformBlock(const std::string &name, unsigned int elementIndex, unsigned int dataSize);
+
+    bool isArrayElement() const;
+    bool isReferencedByVertexShader() const;
+    bool isReferencedByFragmentShader() const;
+
+    const std::string name;
+    const unsigned int elementIndex;
+    const unsigned int dataSize;
+
+    std::vector<unsigned int> memberUniformIndexes;
+
+    unsigned int psRegisterIndex;
+    unsigned int vsRegisterIndex;
+};
+
+}
+
+#endif   // LIBANGLE_UNIFORM_H_