Revert "[CSL] add model of locks inside the Object class"

Reviewed By: sblackshear

Differential Revision: D3334349

fbshipit-source-id: 3533820

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

@@ -12,15 +12,6 @@ package java.lang;
 import com.facebook.infer.models.InferUndefined;
 
 public class Object {
-    private boolean __inferIsLocked;
-
-    public void __inferLock() {
-      __inferIsLocked = true;
-    }
-
-    public void __inferUnlock() {
-      __inferIsLocked = false;
-    }
 
     public Class getClass() {
         Class c = new Class();