Exempt tests from hidden API checks.

Bug: 64382372
Bug: 74963051

Test: m
Change-Id: I4e51a8a7d86ac79668f66057daf550a8f04711dd
diff --git a/tests/unit/AndroidTest.xml b/tests/unit/AndroidTest.xml
index 34be41f..0c4b1dd 100644
--- a/tests/unit/AndroidTest.xml
+++ b/tests/unit/AndroidTest.xml
@@ -25,5 +25,6 @@
     <test class="com.android.tradefed.testtype.AndroidJUnitTest" >
         <option name="package" value="com.android.settings.tests.unit" />
         <option name="runner" value="android.support.test.runner.AndroidJUnitRunner" />
+        <option name="hidden-api-checks" value="false"/>
     </test>
 </configuration>