Fixes relating to 003-omnibus-opcodes

Fix computation of bits needed for a PC in GC map.
In the case that ClassLinker::FindClass fails with a class loader,
ignore the exception and raise a NoClassDefFoundError.
Elide callee-save methods from stack traces.

Change-Id: Ie0b7a544816e0c28d0f7df5821828aa84267cab7
3 files changed
tree: e2b70620ea145ec8c0cace1ce558c9fdcb5dcd78
  2. build/
  3. jdwpspy/
  4. src/
  5. test/
  6. tools/