This CL converts tests under com.android.inputmethod.latin.utils to
Android Testing Support Library.
Bug: 110805255
Test: verified as follows. No new test failures.
tapas adb LatinIME LatinIMETests arm64 userdebug && \
DISABLE_PROGUARD=true make -j LatinIME && \
adb install -r $OUT/system/app/LatinIME/LatinIME.apk && \
atest LatinIMETests:com.android.inputmethod.latin.utils
Change-Id: I5cc2ddbc4116003ab6407432ab521b6b560052ae
There should be 1 executor each for static and dynamic language models.
This prevents too many dynamic LM updates from running in parallel,
competing for resources.
Change-Id: I8ec439e0ea2d92fba275bc20a0b8c9193346a0c1