Fix clearApplicationUserData() to allow a null observer
The services themselves already handle 'null' to mean "no observer";
it was just the non-AIDL marshalling code that wasn't doing the
right thing.
Bug 9588299
Change-Id: I99e26cd207f91e8060d9fc113aef90a106640b64
diff --git a/core/java/android/app/ActivityManagerNative.java b/core/java/android/app/ActivityManagerNative.java
index 6d72114..653559d 100644
--- a/core/java/android/app/ActivityManagerNative.java
+++ b/core/java/android/app/ActivityManagerNative.java
@@ -3377,7 +3377,7 @@
Parcel reply = Parcel.obtain();
data.writeInterfaceToken(IActivityManager.descriptor);
data.writeString(packageName);
- data.writeStrongBinder(observer.asBinder());
+ data.writeStrongBinder((observer != null) ? observer.asBinder() : null);
data.writeInt(userId);
mRemote.transact(CLEAR_APP_DATA_TRANSACTION, data, reply, 0);
reply.readException();