* Keep the registration context
* Expose the context object for other components
* Ensure registration is only run once
Search providers are migrated for demonstration.
Signed-off-by: Christoph Wurst <christoph@winzerhof-wurst.at>
My patch at #21461 had a little error in that it exits the method when a
query exception is encountered during the register step of an app. What
we actually want is to continue with the next app and finish the overall
registration procedure.
Signed-off-by: Christoph Wurst <christoph@winzerhof-wurst.at>