Standardize usage of virtual/override/final in ipc/

This patch was automatically generated by applying clang fixit hints
generated by the plugin to the source tree.

BUG=417463
TBR=agl@chromium.org

Review URL: https://codereview.chromium.org/645623006

Cr-Commit-Position: refs/heads/master@{#300481}


CrOS-Libchrome-Original-Commit: 39be52ebbd6681c7d79ad63e2a0ab028075af0c2
30 files changed
tree: 88b81ae05d4e911b452692bb05ad22f339e917a3
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/