TS-2187: Fix return in EventNotify::wait()
TS-2187: Fix return in EventNotify::wait()

Signed-off-by: Yunkai Zhang <e26ac62a79d9fc94a9c5bc37cc25f41a4f1ed37e@taobao.com>

reveller/trafficserver,taoyunxing/trafficserver,taoyunxing/trafficserver,persiaAziz/trafficserver,reveller/trafficserver,bryancall/trafficserver,davidbz/trafficserver,persiaAziz/trafficserver,rahmalik/trafficserver,vmamidi/trafficserver,clearswift/trafficserver,taoyunxing/trafficserver,PSUdaemon/trafficserver,dyrock/trafficserver,chitianhao/trafficserver,chenglongwei/trafficserver,dyrock/trafficserver,rahmalik/trafficserver,SolidWallOfCode/trafficserver,duke8253/trafficserver,rahmalik/trafficserver,clearswift/trafficserver,chitianhao/trafficserver,pbchou/trafficserver,bryancall/trafficserver,clearswift/trafficserver,PSUdaemon/trafficserver,chenglongwei/trafficserver,SolidWallOfCode/trafficserver,persiaAziz/trafficserver,persiaAziz/trafficserver,davidbz/trafficserver,taoyunxing/trafficserver,chenglongwei/trafficserver,chitianhao/trafficserver,rpufky/trafficserver,rahmalik/trafficserver,duke8253/trafficserver,persiaAziz/trafficserver,dyrock/trafficserver,persiaAziz/trafficserver,rahmalik/trafficserver,pbchou/trafficserver,PSUdaemon/trafficserver,taoyunxing/trafficserver,PSUdaemon/trafficserver,bryancall/trafficserver,rpufky/trafficserver,pbchou/trafficserver,taoyunxing/trafficserver,duke8253/trafficserver,PSUdaemon/trafficserver,chitianhao/trafficserver,rpufky/trafficserver,PSUdaemon/trafficserver,reveller/trafficserver,pbchou/trafficserver,vmamidi/trafficserver,persiaAziz/trafficserver,vmamidi/trafficserver,duke8253/trafficserver,SolidWallOfCode/trafficserver,rpufky/trafficserver,chitianhao/trafficserver,SolidWallOfCode/trafficserver,rpufky/trafficserver,persiaAziz/trafficserver,clearswift/trafficserver,chitianhao/trafficserver,chenglongwei/trafficserver,duke8253/trafficserver,reveller/trafficserver,vmamidi/trafficserver,bryancall/trafficserver,chitianhao/trafficserver,duke8253/trafficserver,dyrock/trafficserver,davidbz/trafficserver,rahmalik/trafficserver,davidbz/trafficserver,dyrock/trafficserver,clearswift/trafficserver,reveller/trafficserver,reveller/trafficserver,rahmalik/trafficserver,bryancall/trafficserver,chenglongwei/trafficserver,rahmalik/trafficserver,rpufky/trafficserver,davidbz/trafficserver,PSUdaemon/trafficserver,vmamidi/trafficserver,reveller/trafficserver,dyrock/trafficserver,clearswift/trafficserver,bryancall/trafficserver,dyrock/trafficserver,SolidWallOfCode/trafficserver,rpufky/trafficserver,reveller/trafficserver,clearswift/trafficserver,taoyunxing/trafficserver,clearswift/trafficserver,SolidWallOfCode/trafficserver,reveller/trafficserver,pbchou/trafficserver,rpufky/trafficserver,pbchou/trafficserver,chenglongwei/trafficserver,chenglongwei/trafficserver,PSUdaemon/trafficserver,davidbz/trafficserver,taoyunxing/trafficserver,vmamidi/trafficserver,taoyunxing/trafficserver,rpufky/trafficserver,rahmalik/trafficserver,chenglongwei/trafficserver,PSUdaemon/trafficserver,duke8253/trafficserver,SolidWallOfCode/trafficserver,clearswift/trafficserver