Removed RingtoneManager obsolete DRM methods from CTS test.
  Fixes bug b/10668217

Change-Id: Idc1dd0b68d0707b4b2c204c6768f7915851499b9
diff --git a/tests/tests/media/src/android/media/cts/RingtoneManagerTest.java b/tests/tests/media/src/android/media/cts/RingtoneManagerTest.java
index ce3a9c4..dfaabb8 100644
--- a/tests/tests/media/src/android/media/cts/RingtoneManagerTest.java
+++ b/tests/tests/media/src/android/media/cts/RingtoneManagerTest.java
@@ -83,11 +83,6 @@
         Cursor c = mRingtoneManager.getCursor();
         assertTrue("Must have at least one ring tone available", c.getCount() > 0);
 
-        mRingtoneManager.setIncludeDrm(true);
-        assertTrue(mRingtoneManager.getIncludeDrm());
-        mRingtoneManager.setIncludeDrm(false);
-        assertFalse(mRingtoneManager.getIncludeDrm());
-
         assertNotNull(mRingtoneManager.getRingtone(0));
         assertNotNull(RingtoneManager.getRingtone(mContext, Settings.System.DEFAULT_RINGTONE_URI));
         int expectedPosition = 0;