DO NOT MERGE Update Test Expectations

Change-Id: I71f5abb0850a5b7a072e8f4b170c57da825e999c
diff --git a/tests/expectations/knownfailures.txt b/tests/expectations/knownfailures.txt
index 0d4f101..834441b 100644
--- a/tests/expectations/knownfailures.txt
+++ b/tests/expectations/knownfailures.txt
@@ -1,2 +1,15 @@
 [
+  {
+    name: "android.openglperf.cts.GlVboPerfTest#testVboWithVaryingIndexBufferNumbers",
+    bug: 5898262
+  },
+  {
+    name: "android.text.cts.AndroidCharacterTest#testMirror",
+    bug: 4371654
+  },
+  {
+    name: "android.text.format.cts.DateUtilsTest#test2038",
+    bug: 6293653
+  }
 ]
+