dart2js: Give the globals holder for deferred loading a fixed name.

pkg/compiler/lib/src/js_emitter/old_emitter/emitter.dart

Index: pkg/compiler/lib/src/js_emitter/old_emitter/emitter.dart
diff --git a/pkg/compiler/lib/src/js_emitter/old_emitter/emitter.dart b/pkg/compiler/lib/src/js_emitter/old_emitter/emitter.dart
index 37653a1ddf8467edd22f9153a89dfc3f3bfab602..1ca3006f937595d059b849e2c29b96a753c73125 100644
--- a/pkg/compiler/lib/src/js_emitter/old_emitter/emitter.dart
+++ b/pkg/compiler/lib/src/js_emitter/old_emitter/emitter.dart
@@ -204,7 +204,7 @@ class OldEmitter implements Emitter {
 
   /// Contains the global state that is needed to initialize and load a
   /// deferred library.
-  jsAst.Name get globalsHolder => namer.internalGlobal("globalsHolder");
+  String get globalsHolder => r"$globals$";
 
   @override
   jsAst.Expression generateEmbeddedGlobalAccess(String global) {