+++ This bug was initially created as a clone of Bug #1671466 +++ Docs for IPC and Dispatcher stuff can be found [here](https://firefox-source-docs.mozilla.org/toolkit/components/glean/new_metric_types.html). String List items, when added but not when set, need to be sent across IPC from non-main processes and dispatched off the instrumenting thread in the main process. `set` is forbidden.
Bug 1671468 Comment 0 Edit History
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Docs for IPC and Dispatcher stuff can be found [here](https://firefox-source-docs.mozilla.org/toolkit/components/glean/new_metric_types.html). String List items, when added but not when set, need to be sent across IPC from non-main processes and dispatched off the instrumenting thread in the main process. `set` is forbidden.