[ Merge of http://go/wvgerrit/143889 ]
New test binary for generating code coverage information. Run several
reliable, short runnning unit tests. Actual test failures do not
affect the result of this test.
Bug: 138941105
Bug: 191681397
Test: Android cdm_coverage_test
Change-Id: I6b74d361a8a0e2896e0489acaa64d264158ecaa4
