dart2js cps: Access to lazily initialized fields.

pkg/compiler/lib/src/cps_ir/cps_ir_tracer.dart

Index: pkg/compiler/lib/src/cps_ir/cps_ir_tracer.dart
diff --git a/pkg/compiler/lib/src/cps_ir/cps_ir_tracer.dart b/pkg/compiler/lib/src/cps_ir/cps_ir_tracer.dart
index 16e247f019ca2162f858cacb37c3adbabb9b1007..4be0f0cafb94acca095fd7589afe62bf57b146a6 100644
--- a/pkg/compiler/lib/src/cps_ir/cps_ir_tracer.dart
+++ b/pkg/compiler/lib/src/cps_ir/cps_ir_tracer.dart
@@ -329,6 +329,12 @@ class IRTracer extends TracerUtil implements cps_ir.Visitor {
     visit(node.body);
   }
 
+  visitGetLazyStatic(cps_ir.GetLazyStatic node) {
+    String dummy = names.name(node);
+    String kont = formatReference(node.continuation);
+    printStmt(dummy, "GetLazyStatic $kont");
+  }
+
   visitCreateBox(cps_ir.CreateBox node) {
     return 'CreateBox';
   }
@@ -556,6 +562,10 @@ class BlockCollector implements cps_ir.Visitor {
     visit(exp.body);
   }
 
+  visitGetLazyStatic(cps_ir.GetLazyStatic exp) {
+    addEdgeToContinuation(exp.continuation);
+  }
+
   visitDeclareFunction(cps_ir.DeclareFunction exp) {
     visit(exp.body);
   }