Make start node a value input to parameter nodes.

test/cctest/compiler/graph-builder-tester.cc

Index: test/cctest/compiler/graph-builder-tester.cc
diff --git a/test/cctest/compiler/graph-builder-tester.cc b/test/cctest/compiler/graph-builder-tester.cc
index a5b7ecdfec10cc58dfb2c463258b4008c2dd7499..e10c2dcf2cb07f287f0f66479deb83bc8a8d4c1f 100644
--- a/test/cctest/compiler/graph-builder-tester.cc
+++ b/test/cctest/compiler/graph-builder-tester.cc
@@ -22,9 +22,9 @@ void MachineCallHelper::InitParameters(GraphBuilder* builder,
   DCHECK_EQ(NULL, parameters_);
   graph_ = builder->graph();
   if (parameter_count() == 0) return;
-  parameters_ = builder->graph()->zone()->NewArray<Node*>(parameter_count());
+  parameters_ = graph_->zone()->NewArray<Node*>(parameter_count());
   for (int i = 0; i < parameter_count(); ++i) {
-    parameters_[i] = builder->NewNode(common->Parameter(i));
+    parameters_[i] = builder->NewNode(common->Parameter(i), graph_->start());
   }
 }