RewriteElseBlocks.cpp: add missing override
RewriteElseBlocks.cpp: add missing override

Change-Id: Ic98de554cabffabd3cdd58b2a44a554cb2c3cd53
Reviewed-on: https://chromium-review.googlesource.com/302464
Tryjob-Request: Corentin Wallez <470c533e86f4f848c98c7e11fffc2d043494a401@chromium.org>
Reviewed-by: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>
Tested-by: Corentin Wallez <470c533e86f4f848c98c7e11fffc2d043494a401@chromium.org>

ecoal95/angle,domokit/waterfall,MSOpenTech/angle,mybios/angle,mlfarrell/angle,mikolalysenko/angle,mybios/angle,mybios/angle,mikolalysenko/angle,mybios/angle,mlfarrell/angle,ppy/angle,ecoal95/angle,mlfarrell/angle,ppy/angle,ppy/angle,ecoal95/angle,MSOpenTech/angle,mikolalysenko/angle,ecoal95/angle,ppy/angle,ecoal95/angle,domokit/waterfall,mikolalysenko/angle,MSOpenTech/angle,MSOpenTech/angle,mlfarrell/angle