Using the application classloader for unmarsheling internal classes

Android default classloader may not find the custom classes defined in
the launcher package, causing ClassNotFoundException

Bug: 74234914
Change-Id: I47cc1034c699a1466da51137c4efd7a5c12af2fc

src/com/android/launcher3/util/PendingRequestArgs.java

@@ -57,7 +57,7 @@ public class PendingRequestArgs extends ItemInfo implements Parcelable {
 
         mArg1 = parcel.readInt();
         mObjectType = parcel.readInt();
-        mObject = parcel.readParcelable(null);
+        mObject = parcel.readParcelable(getClass().getClassLoader());
     }
 
     @Override