mesa: Set dispatch pointer for glShaderBinary

NOTE: This is a candiate for stable branches

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>

src/mesa/main/shaderapi.c

@@ -1740,6 +1740,7 @@ _mesa_init_shader_dispatch(struct _glapi_table *exec)
    /* GL_ARB_ES2_compatibility */
    SET_ReleaseShaderCompiler(exec, _mesa_ReleaseShaderCompiler);
    SET_GetShaderPrecisionFormat(exec, _mesa_GetShaderPrecisionFormat);
+   SET_ShaderBinary(exec, _mesa_ShaderBinary);
 
    /* GL_ARB_blend_func_extended */
    SET_BindFragDataLocationIndexed(exec, _mesa_BindFragDataLocationIndexed);