neuralnetworks: Update makefiles.
am: e694cb2dad

Change-Id: I25be410843c9a3194340688d13a94a73ab206bd1
diff --git a/neuralnetworks/1.2/Android.bp b/neuralnetworks/1.2/Android.bp
index 0642dce..daf0c18 100644
--- a/neuralnetworks/1.2/Android.bp
+++ b/neuralnetworks/1.2/Android.bp
@@ -24,6 +24,7 @@
     types: [
         "Constant",
         "DeviceType",
+        "Extension",
         "FmqRequestDatum",
         "FmqResultDatum",
         "MeasureTiming",