JDWP: assert no pending exception when using JNI

Checks there is no pending exception when creating new JDWP ids using
JNI routines. We can create JDWP ids when executing code and report
an event like a breakpoint.

Bug: 17491155
Change-Id: I4e5851bf2261510b7776a709a2388e7ff586a77c
1 file changed