Include interfaces in IterateOverInstancesOfClass

The JVMTI IterateOverInstancesOfClass would incorrectly not consider
any objects to be instances of interfaces. This is different from
other implementations of JVMTI.

Test: ./test.py --host
Bug: 143893600

Change-Id: Id5e8177f3f31c2fd4a064e3353a236b072dbb55a
2 files changed