[tubofan] Remove .dot output of --trace-turbo

test/unittests/compiler/scheduler-unittest.cc

Index: test/unittests/compiler/scheduler-unittest.cc
diff --git a/test/unittests/compiler/scheduler-unittest.cc b/test/unittests/compiler/scheduler-unittest.cc
index ac508581ded83a5ef4f9e15df02f5a017f6a055a..523c8ce9d4b59fd7e063b3afd1d00dbc411d850e 100644
--- a/test/unittests/compiler/scheduler-unittest.cc
+++ b/test/unittests/compiler/scheduler-unittest.cc
@@ -13,6 +13,7 @@
 #include "src/compiler/schedule.h"
 #include "src/compiler/scheduler.h"
 #include "src/compiler/simplified-operator.h"
+#include "src/compiler/source-position.h"
 #include "src/compiler/verifier.h"
 #include "test/unittests/compiler/compiler-test-utils.h"
 #include "test/unittests/test-utils.h"
@@ -32,7 +33,8 @@ class SchedulerTest : public TestWithIsolateAndZone {
   Schedule* ComputeAndVerifySchedule(size_t expected) {
     if (FLAG_trace_turbo) {
       OFStream os(stdout);
-      os << AsDOT(*graph());
+      SourcePositionTable table(graph());
+      os << AsJSON(*graph(), &table);
     }
 
     Schedule* schedule =