@interface CalGoogleConferenceFormat : NSObject <CalConferencePersistenceFormat> + (id)_delimiterRegex; + (id)calConferenceSerializationHandle; - (id)deserializeConferences:(id)a0; - (id)serializeConference:(id)a0 serializationBlockTitle:(id)a1; - (BOOL)supportsSerializingConferenceWithSource:(unsigned long long)a0; @end