@class NSDate, NSArray, NSMutableSet, NSData, NSMutableArray, NSUbiquitousKeyValueStore;
@interface SGHistorySharedData : NSObject {
NSMutableSet *confirmedEventHashes;
NSMutableSet *confirmedEventWithoutTimestampHashes;
NSMutableSet *rejectedEventHashes;
NSMutableSet *confirmedReminderHashes;
NSMutableSet *rejectedReminderHashes;
NSMutableSet *contactHashes;
NSMutableSet *confirmedEventFieldHashes;
NSMutableSet *confirmedEventWithoutTimestampFieldHashes;
NSMutableSet *storageDetailHashes;
NSMutableSet *dontUpdate;
NSArray *resetInfo;
NSMutableArray *observers;
NSData *cachedSalt;
NSData *cachedSaltLegacyManatee;
NSUbiquitousKeyValueStore *migrateFromStore;
BOOL isMigrating;
NSDate *lastMigrationAttempt;
}
- (void).cxx_destruct;
@end