ExtCallbackOutputTraits  306 ppapi/cpp/completion_callback.h         T, internal::ExtCallbackOutputTraits<T> > {
ExtCallbackOutputTraits  309 ppapi/cpp/completion_callback.h       T, internal::ExtCallbackOutputTraits<T> > BaseType;
ExtCallbackOutputTraits  121 ppapi/cpp/extensions/ext_output_traits.h struct ExtCallbackOutputTraits< std::vector<T> > {