Remove manual include path setup for gtest and gmock
Remove manual include path setup for gtest and gmock

This should no longer needed after http://crrev.com/d805a40eb7b1ef6b

BUG=chromium:630299

Change-Id: I2f78a922d873cf1b5809b3454cb0b72267261b97
Reviewed-on: https://chromium-review.googlesource.com/362295
Reviewed-by: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>
Commit-Queue: Jamie Madill <7e492b4f1c8458024932de3ba475cbf015424c30@chromium.org>

ppy/angle,ecoal95/angle,ecoal95/angle,ppy/angle,ecoal95/angle,MSOpenTech/angle,ppy/angle,ecoal95/angle,MSOpenTech/angle,ecoal95/angle,ppy/angle,MSOpenTech/angle,MSOpenTech/angle