420bfe3bf5
Fixes some cases where the same keyword was being suggested twice because we were completing at the beginning of a statement which can also be the beginning of an expression. Change-Id: I7c12da8caed14438f9f1a16fa7121d1cbd96b891 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/328769 Reviewed-by: Samuel Rawlins <srawlins@google.com> Commit-Queue: Brian Wilkerson <brianwilkerson@google.com>