tree 93982e6bef2004d4cff9aeb167755f33647c0883
parent fc5eb09cb9bc9edbfd98e89953a79e87389d4d52
author Mike Fairhurst <mfairhurst@google.com> 1560538567 +0000
committer commit-bot@chromium.org <commit-bot@chromium.org> 1560538567 +0000

report undefined operator instead of method for bad +=.

Change-Id: Ia28fdb47c80768b011b05edc1e3e7b832f9335e8
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/105971
Reviewed-by: Konstantin Shcheglov <scheglov@google.com>
Commit-Queue: Mike Fairhurst <mfairhurst@google.com>