In TestInfoDecorator, only reraise a caught Exception as TestError if it isn't already a TestSignal.

Bug: 147562682
Test: local
Change-Id: Iaad219cf0c5f01f2380847092e794befc3f8d19c
1 file changed
tree: b1f74c738bc57f1aa1b622228bb73bc7587f71f9
  1. acts/
  2. tools/
  3. wts-acts/
  4. Android.mk
  5. OWNERS
  6. PREUPLOAD.cfg