startop: add compiler type support to host and device switch.

When using device, the python modules for host are not loaded to be
compatiable in tradefed.

Test: pytest
Test: python app_startup_runner.py --package com.google.android.GoogleCamera --readahead fadvise --inodes textcache --output output.txt -lc 1 -d

Change-Id: I9fe54045fbabda5f66ebe1cfe6d0a5461fff0640