--- old/src/java.base/share/classes/jdk/internal/reflect/LangReflectAccess.java	2018-12-07 12:57:58.000000000 -0800
+++ new/src/java.base/share/classes/jdk/internal/reflect/LangReflectAccess.java	2018-12-07 12:57:58.000000000 -0800
@@ -118,16 +118,4 @@
 
     /** Gets the root of the given AccessibleObject object; null if arg is the root */
     public <T extends AccessibleObject> T getRoot(T obj);
-
-    /**
-     * A field is flattenable if ACC_FLATTENABLE is set in its modifier
-     * and the field type is present in ValueType attribute.
-     */
-    public boolean isFlattenable(Field f);
-
-    /** A field is flattenable and is flattened. */
-    public boolean isFlatValue(Field f);
-
-    /** A field can be set to null */
-    public boolean canBeNull(Field f);
 }