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* Qualify std::make_pair everywhere. This matches standard practice.
* Use standardized names for iterator variables.

Bug: 1016065
Change-Id: Id758ae1ac9e98c479f55fae89e5d12888533c630
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2188051
Commit-Queue: Jarryd Goodman <jarrydg@chromium.org>
Reviewed-by: Jarryd Goodman <jarrydg@chromium.org>
Auto-Submit: Victor Costan <pwnall@chromium.org>
Cr-Commit-Position: refs/heads/master@{#766464}