issue-1816: remove unused variable causing build failure

[jeking3]

Issue #, if available:

This closes #1816

Description of changes:

Removed unused variable causing build failure.

Check all that applies:

• Did a review by yourself.
• Added proper tests to cover this PR. (If tests are not applicable, explain: existing tests are sufficient)
• Checked if this PR is a breaking (APIs have been changed) change.
• Checked if this PR will not introduce cross-platform inconsistent behavior.
• Checked if this PR would require a ReadMe/Wiki update.

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[jmklix]

Already merged