[VM/Runtime] - Fix product build warning
[VM/Runtime] - Fix product build warning

TEST=regular CQ tests

Change-Id: I2fe553de81b853997ae16654fe2a745c7f1d2950
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/194820
Commit-Queue: Siva Annamalai <2e618a8cbd7bb6b3d4409061ae407d692a098546@google.com>
Reviewed-by: Alexander Aprelev <dfb74c35a357c2059971a4bf7fe26b6a7c18085d@google.com>

dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk,dart-lang/sdk