[turbofan] Add schedule to visualizer output

test/cctest/compiler/test-codegen-deopt.cc

Index: test/cctest/compiler/test-codegen-deopt.cc
diff --git a/test/cctest/compiler/test-codegen-deopt.cc b/test/cctest/compiler/test-codegen-deopt.cc
index a90e4025dc82d2689aa43c1cde1c316a8a6addc7..b826a4802ef3288f42c8d4bf6f236fe01817a00c 100644
--- a/test/cctest/compiler/test-codegen-deopt.cc
+++ b/test/cctest/compiler/test-codegen-deopt.cc
@@ -15,6 +15,7 @@
 #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"
@@ -61,7 +62,7 @@ class 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