Fix initializer of instance members that reference identifiers declar… (#6924)

## Motivation for features / changes
See #6882 for an explanation as to why these changes are needed.
That PR was opened by an internal contributor who was having issues
fixing the lint errors the encountered.

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Co-authored-by: Chinthoorie <73375917+frost-cy@users.noreply.github.com>

Author: rileyajones