tree e5e109f5c8b582d5cdd89769c829fa7ba616d21a
parent 3a33d315bfd1d6e0e36109421ceeccb4196fc93e
author Dan Albert <danalbert@google.com> 1547248194 -0800
committer Dan Albert <danalbert@google.com> 1547588490 +0000

Fix class/struct mismatch.

libc++ has switched this from a class to a struct to match libstdc++.
The standard does not require either specifically, but Clang warns
about the mismatch: https://bugs.llvm.org/show_bug.cgi?id=39871.

Test: m
Bug: None
Exempt-From-Owner-Approval: Janitorial
Change-Id: Iffbd944f60eb363ef7cd8f9f2c2eea77ff967310