Support extractors that use AMediaFormat for metadata

Support secondary plugin API that uses AMediaFormat so plugins can be gradually
changed over to it.

Bug: 111407253
Test: CTS, manual

Change-Id: I25de3cb9463ca3b91370cecd16c80915d6407daf
diff --git a/media/extractors/wav/Android.bp b/media/extractors/wav/Android.bp
index 067933e..d8b4144 100644
--- a/media/extractors/wav/Android.bp
+++ b/media/extractors/wav/Android.bp
@@ -9,6 +9,7 @@
     shared_libs: [
         "liblog",
         "libmediaextractor",
+        "libmediandk",
     ],
 
     static_libs: [