Reland "Copy crash_dump from device to chroot."

This reverts commit ef4b8a5246278c51a74a312586a4fd3b8c0a4b10.

Reason for revert: Don't fail if the file doesn't exist, and try
/system/bin instead.

Change-Id: Ib5f47800622ac3342f7330419d089b3f7cfa8c82
1 file changed