Automated commit: libchrome r1297392 uprev

Merge with upstream commit db41af4bab810cbaa4e6ab2a64aaaa9ccf2ac16b

BUG=None
TEST=sudo emerge libchrome

Cq-Depend: chromium:5528177
Change-Id: Ieae5a8e1ce89d8a1e2b3c060e5ebd1bafc8d08c1
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/libchrome/+/5521313
Commit-Queue: Grace Cham <hscham@chromium.org>
Reviewed-by: Grace Cham <hscham@chromium.org>
Tested-by: Jae Hoon Kim <kimjae@chromium.org>
Reviewed-by: Jae Hoon Kim <kimjae@chromium.org>