Add StrongAuthTracker

Bug: 22846469
Bug: 22115393
Change-Id: I6ef5322d02e540fc043e7f20d3aabf595ce7c224
diff --git a/Android.mk b/Android.mk
index 18d9c69..2a87fd2 100644
--- a/Android.mk
+++ b/Android.mk
@@ -90,6 +90,7 @@
 	core/java/android/app/IWallpaperManager.aidl \
 	core/java/android/app/IWallpaperManagerCallback.aidl \
 	core/java/android/app/admin/IDevicePolicyManager.aidl \
+	core/java/android/app/trust/IStrongAuthTracker.aidl \
 	core/java/android/app/trust/ITrustManager.aidl \
 	core/java/android/app/trust/ITrustListener.aidl \
 	core/java/android/app/backup/IBackupManager.aidl \