Merge "CtsAndroidTestBase27ApiSignatureTestCases: Rename CtsAndroidTestBase27ApiSignatureTestCases to CtsAndroidTestBase28ApiSignatureTestCases from TEST MAPPING file." am: c232dbe4a2
am: f7b4b8a58c

Change-Id: I7c57808d9a34623d607b2d38af3221365d477045