Rob Richard 8e8b6b6735 Update relay-runtime environment.check to return OperationAvailability (#41774) ...

* Update relay-runtime environment.check to return OperationAvailability

* Update relay-runtime environment.check to accept CheckOptions

* fix variable names

2020-01-21 19:13:07 -05:00

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handlers

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mutations

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network

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query

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store

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subscription

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util

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