dart2js cps: Rewrite more List operations into JS array operations.

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 e50c8945adfa29eef715d524b45a25ab712e8710..c802aa67d2ad2b0ce6913f0be26928659e082498 100644
--- a/pkg/compiler/lib/src/cps_ir/cps_ir_tracer.dart
+++ b/pkg/compiler/lib/src/cps_ir/cps_ir_tracer.dart
@@ -356,6 +356,13 @@ class IRTracer extends TracerUtil implements cps_ir.Visitor {
     return 'ApplyBuiltinOperator $operator ($args)';
   }
 
+  visitApplyBuiltinMethod(cps_ir.ApplyBuiltinMethod node) {
+    String method = node.method.toString();
+    String receiver = formatReference(node.receiver);
+    String args = node.arguments.map(formatReference).join(', ');
+    return 'ApplyBuiltinMethod $method $receiver ($args)';
+  }
+
   @override
   visitForeignCode(cps_ir.ForeignCode node) {
     String id = names.name(node);
@@ -632,6 +639,10 @@ class BlockCollector implements cps_ir.Visitor {
     unexpectedNode(node);
   }
 
+  visitApplyBuiltinMethod(cps_ir.ApplyBuiltinMethod node) {
+    unexpectedNode(node);
+  }
+
   visitGetLength(cps_ir.GetLength node) {
     unexpectedNode(node);
   }