Require vp8 encoder

Change-Id: Id092d081b5523e0d39361b1098c5a6ca00d32bae
diff --git a/tests/tests/media/src/android/media/cts/MediaCodecListTest.java b/tests/tests/media/src/android/media/cts/MediaCodecListTest.java
index 9c07cf1..aa56629 100644
--- a/tests/tests/media/src/android/media/cts/MediaCodecListTest.java
+++ b/tests/tests/media/src/android/media/cts/MediaCodecListTest.java
@@ -242,6 +242,7 @@
         list.add(new CodecType("video/3gpp", true));            // h263 encoder
         list.add(new CodecType("video/mp4v-es", false));        // m4v decoder
         list.add(new CodecType("video/x-vnd.on2.vp8", false));  // vp8 decoder
+        list.add(new CodecType("video/x-vnd.on2.vp8", true));   // vp8 encoder
         list.add(new CodecType("video/x-vnd.on2.vp9", false));  // vp9 decoder
 
         return list;