address use of DummyIME in UI Automator

See https://source.android.com/setup/contribute/respectful-code for reference

Bug: 161896447
Test: compile (code is not active in use)
Change-Id: Ice71490ff09969f229943d6ef952a09f4e283d14
Merged-In: Ice71490ff09969f229943d6ef952a09f4e283d14
7 files changed