Making files to be downloaded as user param

User can set "file_downloads" in their config file which
should be a list. eg. ["1MB", "5MB"] and those files will be
used during file download tests.

Test: yes, locally
Bug: 148250582
Change-Id: Id4442157d232139af77f469940cffd0b344ad444
2 files changed
tree: 1a7f4ed94f6448189891638bfa93ba517089d986
  1. acts/
  2. acts_tests/
  3. tools/
  4. wts-acts/
  5. Android.mk
  6. OWNERS
  7. PREUPLOAD.cfg