Unify the way objects of a given type are created in the models

Reviewed By: sblackshear

Differential Revision: D3351930

fbshipit-source-id: 9418a2a

infer/models/java/src/android/content/ContentProviderClient.java

@@ -30,7 +30,7 @@ public class ContentProviderClient {
             ContentResolver contentResolver, IContentProvider contentProvider, boolean stable) {
         mContentResolver = contentResolver;
         mContentProvider = contentProvider;
-        mPackageName = InferUndefined.string_undefined();
+        mPackageName = (String)InferUndefined.object_undefined();
         mStable = stable;
     }
 

infer/models/java/src/com/fasterxml/jackson/core/json/UTF8StreamJsonParser.java

@@ -132,7 +132,7 @@ public final class UTF8StreamJsonParser
     public String getText()
             throws IOException, JsonParseException {
         throwExceptions();
-        return InferUndefined.string_undefined();
+        return (String)InferUndefined.object_undefined();
     }
 
     @Override

infer/models/java/src/java/lang/Object.java

@@ -15,7 +15,7 @@ public class Object {
 
     public Class getClass() {
         Class c = new Class();
-        c.name = InferUndefined.string_undefined();
+        c.name = (String)InferUndefined.object_undefined();
         return c;
     }
 

infer/models/java/src/java/lang/System.java

@@ -45,7 +45,7 @@ public final class System {
       if (InferUndefined.boolean_undefined()) {
         return null;
       }
-      return InferUndefined.string_undefined();
+      return (String)InferUndefined.object_undefined();
     }
 
 }