support AndroidJUnitRunner in JankTestHelper

* need to rename ub-uiautomator to ub-uiautomator-src because we
  are pulling android-support-test dependency from prebuilt/misc
  which included prebuilt of ub-uiautomator as well
* need to support get arguments from new test runner

Bug: 19125024
Change-Id: I3762c2a3bd71f27247d145e3e70c47d14f50cb31
2 files changed
tree: 558b699e68f33b8f907c0027c8d6392abb562012
  1. src/
  2. Android.mk