: host: simplify map to set #2044
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Summary: this is a small simplification: the spawned procs'
ChannelAddrs already live inrouter: DialMailboxRouter, so keeping aHashMap<String, ChannelAddr>inprocswas redundant. switchingprocsto aHashSet<String>makes it clear that its only responsibility is guarding against duplicate proc names; routing remains the router's job.Differential Revision: D88300708