TS-4099: missing proxy.process.http.transaction_counts.errors.early_hangups
TS-4099: missing proxy.process.http.transaction_counts.errors.early_hangups

proxy.process.http.transaction_counts.errors.early_hangups doesn't
exist, so remove mentions of it and metrics that depend on it.

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