Tool for visualizing type inference graph.

pkg/compiler/lib/src/inferrer/debug.dart

Index: pkg/compiler/lib/src/inferrer/debug.dart
diff --git a/pkg/compiler/lib/src/inferrer/debug.dart b/pkg/compiler/lib/src/inferrer/debug.dart
index 502f966c6a90a3054caf071abb7e3d6b51309bbb..8c294486cc9397480c60cdfd7bdbe3651bdc11ec 100644
--- a/pkg/compiler/lib/src/inferrer/debug.dart
+++ b/pkg/compiler/lib/src/inferrer/debug.dart
@@ -5,7 +5,7 @@
 /// Values used only for debugging type inference.
 library compiler.src.inferrer.debug;
 
-bool VERBOSE = false;
-bool PRINT_SUMMARY = false;
-final ANOMALY_WARN = false;
-
+const bool VERBOSE = false;
+const bool PRINT_SUMMARY = false;
+const bool ANOMALY_WARN = false;
+const bool PRINT_GRAPH = false;