[turbofan] First shot at eager deoptimization in Turbofan.

src/compiler/node-properties.cc

Index: src/compiler/node-properties.cc
diff --git a/src/compiler/node-properties.cc b/src/compiler/node-properties.cc
index 44e144883c322e8985cd3bbd3b44c6dc8a84426f..67ea06ceba52be81f33a7d1788e1bc687f5ecc55 100644
--- a/src/compiler/node-properties.cc
+++ b/src/compiler/node-properties.cc
@@ -151,16 +151,20 @@ void NodeProperties::RemoveNonValueInputs(Node* node) {
 
 
 // static
-void NodeProperties::ReplaceWithValue(Node* node, Node* value, Node* effect) {
+void NodeProperties::ReplaceWithValue(Node* node, Node* value, Node* effect,
+                                      Node* control) {
   if (!effect && node->op()->EffectInputCount() > 0) {
     effect = NodeProperties::GetEffectInput(node);
   }
+  if (control == nullptr && node->op()->ControlInputCount() > 0) {
+    control = NodeProperties::GetControlInput(node);
+  }
 
   // Requires distinguishing between value, effect and control edges.
   for (Edge edge : node->use_edges()) {
     if (IsControlEdge(edge)) {
       DCHECK_EQ(IrOpcode::kIfSuccess, edge.from()->opcode());
-      Node* control = NodeProperties::GetControlInput(node);
+      DCHECK_NOT_NULL(control);
       edge.from()->ReplaceUses(control);
       edge.UpdateTo(NULL);
     } else if (IsEffectEdge(edge)) {