Bytecode diff related to https://github.com/apache/spark/pull/34351 where I see what happens if I just change protected to private

out.diff

diff --git a/OpenHashMap.class.asm b/OpenHashMap.class.asm
index aa713d0..b684cf3 100644
--- a/OpenHashMap.class.asm
+++ b/OpenHashMap.class.asm
@@ -1375,10 +1375,10 @@
     MAXSTACK = 1
     MAXLOCALS = 1

-  // access flags 0x1
+  // access flags 0x2
   // signature (Lscala/Function1<Ljava/lang/Object;Lscala/runtime/BoxedUnit;>;)V
   // declaration: void org$apache$spark$util$collection$OpenHashMap$$grow_$eq(scala.Function1<java.lang.Object, scala.runtime.BoxedUnit>)
-  public org$apache$spark$util$collection$OpenHashMap$$grow_$eq(Lscala/Function1;)V
+  private org$apache$spark$util$collection$OpenHashMap$$grow_$eq(Lscala/Function1;)V
     // parameter final  x$1
     ALOAD 0
     ALOAD 1
@@ -1415,10 +1415,10 @@
     MAXSTACK = 1
     MAXLOCALS = 1

-  // access flags 0x1
+  // access flags 0x2
   // signature (Lscala/Function2<Ljava/lang/Object;Ljava/lang/Object;Lscala/runtime/BoxedUnit;>;)V
   // declaration: void org$apache$spark$util$collection$OpenHashMap$$move_$eq(scala.Function2<java.lang.Object, java.lang.Object, scala.runtime.BoxedUnit>)
-  public org$apache$spark$util$collection$OpenHashMap$$move_$eq(Lscala/Function2;)V
+  private org$apache$spark$util$collection$OpenHashMap$$move_$eq(Lscala/Function2;)V
     // parameter final  x$1
     ALOAD 0
     ALOAD 1
diff --git a/OpenHashMap.class.scalap b/OpenHashMap.class.scalap
index 237f21c..44c8204 100644
--- a/OpenHashMap.class.scalap
+++ b/OpenHashMap.class.scalap
@@ -13,6 +13,6 @@
   def update(k: K, v: V): scala.Unit = { /* compiled code */ }
   def changeValue(k: K, defaultValue: => V, mergeValue: scala.Function1[V, V]): V = { /* compiled code */ }
   override def iterator: scala.Iterator[scala.Tuple2[K, V]] = { /* compiled code */ }
-  protected var grow: scala.Function1[scala.Int, scala.Unit] = { /* compiled code */ }
-  protected var move: scala.Function2[scala.Int, scala.Int, scala.Unit] = { /* compiled code */ }
+  private var grow: scala.Function1[scala.Int, scala.Unit] = { /* compiled code */ }
+  private var move: scala.Function2[scala.Int, scala.Int, scala.Unit] = { /* compiled code */ }
 }