Workaround for proto2 types in service config
Workaround for proto2 types in service config

Change-Id: I11ebd848757c19508d1ed91584784d8ae5e28828

cloudendpoints/esp,cloudendpoints/esp,cloudendpoints/esp,cloudendpoints/esp,cloudendpoints/esp,cloudendpoints/esp,cloudendpoints/esp,cloudendpoints/esp