Permit renderer access to Mach global-name com.apple.lsd.mapdb.

This is an XPC endpoint that provides read access to the LaunchServices
database.

BUG=306348,533537,669561
R=avi@chromium.org

Review-Url: https://codereview.chromium.org/2531163007
Cr-Commit-Position: refs/heads/master@{#435234}
1 file changed