[turbofan] Add schedule to visualizer output

test/cctest/compiler/test-codegen-deopt.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.
 
 #include "src/v8.h"
 #include "test/cctest/cctest.h"
 
 #include "src/compiler/code-generator.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/graph.h"
 #include "src/compiler/instruction-selector.h"
 #include "src/compiler/machine-operator.h"
 #include "src/compiler/node.h"
 #include "src/compiler/operator.h"
 #include "src/compiler/raw-machine-assembler.h"
 #include "src/compiler/register-allocator.h"
 #include "src/compiler/schedule.h"
+#include "src/compiler/visualizer.h"
 
 #include "src/ast-numbering.h"
 #include "src/full-codegen.h"
 #include "src/parser.h"
 #include "src/rewriter.h"
 
 #include "test/cctest/compiler/c-signature.h"
 #include "test/cctest/compiler/function-tester.h"
 
 using namespace v8::internal;
@@ skipping 26 matching lines @@
     DCHECK(info.shared_info()->has_deoptimization_support());
 
     graph = new (scope_->main_zone()) Graph(scope_->main_zone());
   }
 
   virtual ~DeoptCodegenTester() {}
 
   void GenerateCodeFromSchedule(Schedule* schedule) {
     OFStream os(stdout);
     if (FLAG_trace_turbo) {
-      os << *schedule;
+      os << ScheduleAsJSON(*schedule);
     }
     result_code = Pipeline::GenerateCodeForTesting(&info, graph, schedule);
 #ifdef OBJECT_PRINT
     if (FLAG_print_opt_code || FLAG_trace_turbo) {
       result_code->Print();
     }
 #endif
   }
 
   Zone* zone() { return scope_->main_zone(); }
@@ skipping 209 matching lines @@
   Handle<Object> result;
   bool has_pending_exception =
       !Execution::Call(isolate, t.function,
                        isolate->factory()->undefined_value(), 0, NULL,
                        false).ToHandle(&result);
   CHECK(!has_pending_exception);
   CHECK(result->SameValue(Smi::FromInt(42)));
 }
 
 #endif