Remove deprecated API usage from compiler cctests.

test/cctest/compiler/test-graph-visualizer.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+// TODO(jochen): Remove this after the setting is turned on globally.
+#define V8_IMMINENT_DEPRECATION_WARNINGS
+
 #include "src/v8.h"
 #include "test/cctest/cctest.h"
 
 #include "src/compiler/common-operator.h"
 #include "src/compiler/graph.h"
 #include "src/compiler/graph-visualizer.h"
 #include "src/compiler/js-operator.h"
 #include "src/compiler/machine-operator.h"
 #include "src/compiler/node.h"
 #include "src/compiler/operator.h"
@@ skipping 105 matching lines @@
   Node* n11 = graph.NewNode(&dummy_operator1, n9);
   Node* end_dependencies[6] = {n4, n8, n10, n11, n6, n7};
   Node* end = graph.NewNode(&dummy_operator6, 6, end_dependencies);
   graph.SetEnd(end);
 
   OFStream os(stdout);
   os << AsDOT(graph);
   SourcePositionTable table(&graph);
   os << AsJSON(graph, &table);
 }