Fix field_index in error message for validation of message header

Bug: 778067
Change-Id: Ib61c658583e4f89ed94af229ded597baa4ee1887
Reviewed-on: https://chromium-review.googlesource.com/744341
Reviewed-by: Yuzhu Shen <yzshen@chromium.org>
Commit-Queue: agrieve <agrieve@chromium.org>
Cr-Commit-Position: refs/heads/master@{#512600}

CrOS-Libchrome-Original-Commit: e0c60a1bb53b444f54109772ca96b654a7b681f0
1 file changed
tree: b60e9a159ef7d434dbaee54a551ea583f67d03a9
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/