Eliminate bind callback that doesn't take a BindSourceInfo parameter.
R=rockot@chromium.org
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_site_isolation;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel
Review-Url: https://codereview.chromium.org/2851173004
Cr-Commit-Position: refs/heads/master@{#469241}