Revert "chromeos-chrome: add host_pkg_config for cross-compilation"

This reverts commit c27bea7ccb346760ee278b2d42ab3cd6188467c5.

Reason for revert: Likely the culprit for TestSimpleChromeWorkflow breakage in Chrome PFQ builders, see http://crbug.com/716399.

Original change's description:
> chromeos-chrome: add host_pkg_config for cross-compilation
> 
> This new build variable ensures that host-only compilation helpers
> aren't incorrectly linked against libraries in the current board
> sysroot.
> 
> BUG=chromium:710841
> TEST=cbuildbot kevin-release
> 
> Change-Id: Ifc667fd55cfaa00e2721c7894684909b6bd08b46
> Reviewed-on: https://chromium-review.googlesource.com/483342
> Commit-Ready: Richard Townsend <richard.townsend@arm.com>
> Tested-by: Richard Townsend <richard.townsend@arm.com>
> Reviewed-by: Mike Frysinger <vapier@chromium.org>
> 

TBR=vapier@chromium.org,richard.townsend@arm.com
NOPRESUBMIT=true
NOTREECHECKS=true
NOTRY=true
BUG=chromium:710841, chromium:716399

Change-Id: If877ffdca42ce697957d7a438e4675a9cf7541ee
Reviewed-on: https://chromium-review.googlesource.com/489948
Reviewed-by: Mattias Nissler <mnissler@chromium.org>
Tested-by: Mattias Nissler <mnissler@chromium.org>
1 file changed