Only send storage_changed intent to current user

Stops the "Calling a method in the system process without a qualified
user" warning we get due to KeyChain running under the system's uid.

Bug: 18028613
Change-Id: I4d0c61a8423f81cb35b1cf41d96ed235edb9ce65
diff --git a/src/com/android/keychain/KeyChainService.java b/src/com/android/keychain/KeyChainService.java
index 6923a40..f67b25f 100644
--- a/src/com/android/keychain/KeyChainService.java
+++ b/src/com/android/keychain/KeyChainService.java
@@ -427,7 +427,7 @@
 
     private void broadcastStorageChange() {
         Intent intent = new Intent(KeyChain.ACTION_STORAGE_CHANGED);
-        sendBroadcast(intent);
+        sendBroadcastAsUser(intent, new UserHandle(UserHandle.myUserId()));
     }
 
 }