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

src/compiler/node.cc

Index: src/compiler/node.cc
diff --git a/src/compiler/node.cc b/src/compiler/node.cc
index 68eb73abd4c52bc9313a3a39cb5365466514dcab..1a9c326f20be0f37fd5aa36ba049f5bf8133cc51 100644
--- a/src/compiler/node.cc
+++ b/src/compiler/node.cc
@@ -40,7 +40,7 @@ Node* Node::New(Zone* zone, NodeId id, const Operator* op, int input_count,
 
 void Node::Kill() {
   DCHECK_NOT_NULL(op());
-  RemoveAllInputs();
+  NullAllInputs();
   DCHECK(uses().empty());
 }
 
@@ -89,7 +89,7 @@ void Node::RemoveInput(int index) {
 }
 
 
-void Node::RemoveAllInputs() {
+void Node::NullAllInputs() {
   for (Edge edge : input_edges()) edge.UpdateTo(nullptr);
 }