add crash-reporter to platform2

BUG=chromium:337753
TEST=`cbuildbot chromiumos-sdk` passes
TEST=`cbuildbot x86-generic-full` passes VMTests

Change-Id: I8886d24a809b1e7369c7a26ee306543be61017fc
Reviewed-on: https://chromium-review.googlesource.com/183880
Reviewed-by: Liam McLoughlin <lmcloughlin@chromium.org>
Reviewed-by: Ben Chan <benchan@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
Commit-Queue: Mike Frysinger <vapier@chromium.org>
3 files changed