Throw VerifyError when trying to extend a final class.

Comply with JLS 13.4.2. Previously we were throwing ICCE.

Test: Added another test to 066-mismatched-super.
Test: testrunner.py --host
Bug: 63754965
Change-Id: I5ceb9c67df99c5135436f6facb387fdb8f252b81
7 files changed