App ops: track system windows, monitoring changes.

Change-Id: I273e82bdad66ada3bf0f7ec9176bc304b9ee1ee8
diff --git a/Android.mk b/Android.mk
index dd155be..af3b37e 100644
--- a/Android.mk
+++ b/Android.mk
@@ -166,6 +166,7 @@
 	core/java/android/speech/IRecognitionService.aidl \
 	core/java/android/speech/tts/ITextToSpeechCallback.aidl \
 	core/java/android/speech/tts/ITextToSpeechService.aidl \
+	core/java/com/android/internal/app/IAppOpsCallback.aidl \
 	core/java/com/android/internal/app/IAppOpsService.aidl \
 	core/java/com/android/internal/app/IBatteryStats.aidl \
 	core/java/com/android/internal/app/IUsageStats.aidl \