Remove method _get_all_test_names

It has been replaced in favor of get_existing_test_names

Bug: 148998188
Test: local
Change-Id: Ibf71c3a1b1087583e91f9dd0193da702fc23ba08
2 files changed
tree: 845efc47df63adc2f0975061daafc73672ef1fee
  1. acts/
  2. tools/
  3. wts-acts/
  4. Android.mk
  5. OWNERS
  6. PREUPLOAD.cfg