TS-2963: remove unused declaration for VConnectionHandler function pointer
TS-2963: remove unused declaration for VConnectionHandler function pointer

this means we can also remove the forward declaration of the class
itself

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