【quic】工厂类 实例

QuartcFactory

• factory的接口interface 都定义好了
• 必然需要一个实例 对facotry接口 做实现， 这就是QuartcFactory 了
• /Users/zhangbin/myProjects/newSVN/PRIVATE-QUICPUSHER/quicpusher//libquic/net/quic/quartc/quartc_factory.h

QuartcFactory

• 实例化 QuartcFactoryInterface
• 实现 QuicAlarmFactory
• 实现 QuicConnectionHelperInterface

// Implements the QuartcFactoryInterface to create the instances of
// QuartcSessionInterface. Implements the QuicAlarmFactory to create alarms
// using the QuartcTaskRunner. Implements the QuicConnectionHelperInterface used
// by the QuicConnections. Only one QuartcFactory is expected to be created.
class  QuartcFact