Disabling tests which depend on a non-NDK shared library.

This removes the dependency on the non-NDK shared library, and
adds the two tests which are expected to fail without it to
the list of known failures.

Bug: 27218502
Change-Id: I5ec7b3e22dc3340f16fa04e053d012d4eebad342
diff --git a/tests/expectations/knownfailures.txt b/tests/expectations/knownfailures.txt
index 93c8e0f..a6b8f87 100644
--- a/tests/expectations/knownfailures.txt
+++ b/tests/expectations/knownfailures.txt
@@ -366,5 +366,13 @@
     "android.telecom.cts.WiredHeadsetTest"
   ],
   bug: 26149528
+},
+{
+  description: "android.security.cts is using a Non-NDK library, libmedia_jni.so",
+  names: [
+      "android.security.cts.MediaCryptoTest#testMediaCryptoClearKey",
+      "android.security.cts.MediaCryptoTest#testMediaCryptoWidevine"
+  ],
+  bug: 27218502
 }
 ]