@class NSMutableArray; @protocol VCCaptionsSource; @interface VCCaptionsManagerStreamTokenClientList : NSObject { long long _streamToken; } @property (readonly, nonatomic) id captionsSource; @property (readonly, nonatomic) NSMutableArray *clientContextList; + (BOOL)isValidContext:(id)a0; + (long long)streamTokenFromClientContext:(id)a0; - (void)dealloc; - (void)removeContext:(id)a0; - (id)initWithStreamToken:(long long)a0 captionsSource:(id)a1; - (id)newContext; @end