Fixes for 071-dexfile

Ensure dex2oat has the correct process group.
Don't unmap dex file in
Diagnostic warning messages in in particular as the class
loader will swallow the IOExceptions without logging.
Fix location of test-ex.jar for test 068-classloader.

Change-Id: Ie54ebb98b687db1eb30091c86de9beb860c26c3d
3 files changed
tree: 38f99953b4c6aea4ada9fc6dc6ec243316cf8188
  2. build/
  3. jdwpspy/
  4. src/
  5. test/
  6. tools/