Mus version of GLHelper

components/mus/gles2/gl_helper.h

+// Copyright (c) 2016 The Chromium 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 COMPONENTS_MUS_GLES2_GL_HELPER_H_
+#define COMPONENTS_MUS_GLES2_GL_HELPER_H_
+
+#include "gpu/command_buffer/client/gles2_interface.h"
+
+class SkRegion;
+
+namespace mus {
+
+void GLCopySubBufferDamage(gpu::gles2::GLES2Interface* gl,
+                           GLenum target,
+                           GLuint texture,
+                           GLuint previous_texture,
+                           const SkRegion& new_damage,
+                           const SkRegion& old_damage);
+
+}  // namespace mus
+
+#endif  // COMPONENTS_MUS_GLES2_GL_HELPER_H_