[turbofan] Rename Node::RemoveAllInputs() to Node::NullAllInputs().

src/compiler/node.h

Index: src/compiler/node.h
diff --git a/src/compiler/node.h b/src/compiler/node.h
index 07cf9487b27c4d0502e8b7cba89c86d4a064474b..e4bd0d0bdc5b7fedbd239f64b9cc8c865eb4f624 100644
--- a/src/compiler/node.h
+++ b/src/compiler/node.h
@@ -63,7 +63,7 @@ class Node FINAL {
   void AppendInput(Zone* zone, Node* new_to);
   void InsertInput(Zone* zone, int index, Node* new_to);
   void RemoveInput(int index);
-  void RemoveAllInputs();
+  void NullAllInputs();
   void TrimInputCount(int new_input_count);
 
   int UseCount() const;