[PATCH] D55548: [XRay] Add a helper function sortByKey to simplify code

[Fangrui Song via Phabricator via llvm-commits]

MaskRay created this revision.
MaskRay added reviewers: dberris, mboerger.
Herald added subscribers: llvm-commits, mgrang.

Repository:
  rL LLVM

https://reviews.llvm.org/D55548

Files:
  tools/llvm-xray/xray-account.cpp

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