Define trust agent framework components

Adds the TrustManager system service that allows
registering for changes to the trust status and
reporting events that are important to trust agents.

Bug: 13723878
Change-Id: I7d0d2ea86fd755702d31aa5d49cac038a6cd4301
diff --git a/Android.mk b/Android.mk
index 442c716..e1c1547 100644
--- a/Android.mk
+++ b/Android.mk
@@ -85,6 +85,8 @@
 	core/java/android/app/IWallpaperManager.aidl \
 	core/java/android/app/IWallpaperManagerCallback.aidl \
 	core/java/android/app/admin/IDevicePolicyManager.aidl \
+	core/java/android/app/trust/ITrustManager.aidl \
+	core/java/android/app/trust/ITrustListener.aidl \
 	core/java/android/app/backup/IBackupManager.aidl \
 	core/java/android/app/backup/IFullBackupRestoreObserver.aidl \
 	core/java/android/app/backup/IRestoreObserver.aidl \