GitLab

Move CrashKeys class to //components/crash so that other components can
make use of it. This CL is a precursor for adding the installed feature
modules to crash reports.

Bug: 873719
Change-Id: I68d51a50cc9f239a94171ab7afec19b78224c53e
Reviewed-on: https://chromium-review.googlesource.com/c/1349729
Commit-Queue: Tibor Goldschwendt <tiborg@chromium.org>
Reviewed-by: Yaron Friedman <yfriedman@chromium.org>
Reviewed-by: Cait Phillips <caitkp@chromium.org>
Cr-Commit-Position: refs/heads/master@{#611494}