chameleon: set CC=armv7a-cros-linux-gnueabihf-gcc for ARM

We want to drop armv7a-cros-linux-gnueabi toolchain, so we need
to use armv7a-cros-linux-gnueabihf-gcc instead.

BUG=chromium:711369
TEST=emerge-kevin chameleon

Change-Id: I4d14dd3a73b61d1d573c20233373873d43275017
Reviewed-on: https://chromium-review.googlesource.com/1241851
Commit-Ready: Yunlian Jiang <yunlian@chromium.org>
Tested-by: Yunlian Jiang <yunlian@chromium.org>
Reviewed-by: Yu-Hsuan Hsu <yuhsuan@chromium.org>
Reviewed-by: Manoj Gupta <manojgupta@chromium.org>
Reviewed-by: Cheng-Yi Chiang <cychiang@chromium.org>
1 file changed