Add glUniformBlockBinding to GPU command buffer.

gpu/command_buffer/client/gles2_c_lib_autogen.h

Index: gpu/command_buffer/client/gles2_c_lib_autogen.h
diff --git a/gpu/command_buffer/client/gles2_c_lib_autogen.h b/gpu/command_buffer/client/gles2_c_lib_autogen.h
index 96bc70964d69ed87347b932f3e92e0d514d84f75..bd0f0dd1edd981e90f941602aa3ed1a837bfb815 100644
--- a/gpu/command_buffer/client/gles2_c_lib_autogen.h
+++ b/gpu/command_buffer/client/gles2_c_lib_autogen.h
@@ -779,6 +779,9 @@ void GLES2Uniform4ui(GLint location, GLuint x, GLuint y, GLuint z, GLuint w) {
 void GLES2Uniform4uiv(GLint location, GLsizei count, const GLuint* v) {
   gles2::GetGLContext()->Uniform4uiv(location, count, v);
 }
+void GLES2UniformBlockBinding(GLuint program, GLuint index, GLuint binding) {
+  gles2::GetGLContext()->UniformBlockBinding(program, index, binding);
+}
 void GLES2UniformMatrix2fv(GLint location,
                            GLsizei count,
                            GLboolean transpose,
@@ -1986,6 +1989,10 @@ extern const NameToFunc g_gles2_function_table[] = {
      reinterpret_cast<GLES2FunctionPointer>(glUniform4uiv),
     },
     {
+     "glUniformBlockBinding",
+     reinterpret_cast<GLES2FunctionPointer>(glUniformBlockBinding),
+    },
+    {
      "glUniformMatrix2fv",
      reinterpret_cast<GLES2FunctionPointer>(glUniformMatrix2fv),
     },