TS-3694: Fix outdated Log::error documentation
TS-3694: Fix outdated Log::error documentation

Comment for function did not reflect code.

This closes #227

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