Don't use FunctionType.typeArguments in EdgeBuilder.
Don't use FunctionType.typeArguments in EdgeBuilder.

With summary2 FunctionType(s) don't have them.

R=72d414e3a99fb120308437779d51667bcc0984eb@google.com

Change-Id: Iecfc3acec7e3c1132ad912b6cf18f630c2d854e6
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/115063
Reviewed-by: Paul Berry <72d414e3a99fb120308437779d51667bcc0984eb@google.com>
Commit-Queue: Konstantin Shcheglov <09e4d7516628963212bf4aace2f97603d2b706e4@google.com>

dartino/dart-sdk,dart-lang/sdk,dart-archive/dart-sdk,dart-lang/sdk,dartino/dart-sdk,dartino/dart-sdk,dart-archive/dart-sdk,dart-archive/dart-sdk,dart-lang/sdk,dartino/dart-sdk,dart-archive/dart-sdk,dartino/dart-sdk,dart-lang/sdk,dart-archive/dart-sdk,dartino/dart-sdk,dartino/dart-sdk,dartino/dart-sdk,dart-archive/dart-sdk,dart-archive/dart-sdk,dart-archive/dart-sdk,dart-lang/sdk,dart-lang/sdk,dartino/dart-sdk,dart-archive/dart-sdk,dart-lang/sdk,dart-lang/sdk