crosperf: filter out "/' in remote

TEST=nightly test passes.
BUG=None

Change-Id: I525e488c9f4c47cfe09bd8c15d06997b9e75f140
Reviewed-on: https://gerrit-int.chromium.org/40463
Reviewed-by: Yunlian Jiang <yunlian@google.com>
Tested-by: Yunlian Jiang <yunlian@google.com>
Commit-Queue: Yunlian Jiang <yunlian@google.com>
1 file changed