Add type info to JSArray.

pkg/compiler/lib/src/js_backend/backend.dart

Index: pkg/compiler/lib/src/js_backend/backend.dart
diff --git a/pkg/compiler/lib/src/js_backend/backend.dart b/pkg/compiler/lib/src/js_backend/backend.dart
index c2ba50ca05f97c8092cfef4aba4e921047c60e9d..7407ef7a094f4b9a45eb6a160be0965e123c063e 100644
--- a/pkg/compiler/lib/src/js_backend/backend.dart
+++ b/pkg/compiler/lib/src/js_backend/backend.dart
@@ -1250,6 +1250,10 @@ class JavaScriptBackend extends Backend {
       addInterceptors(helpers.jsFixedArrayClass, enqueuer, registry);
       addInterceptors(helpers.jsExtendableArrayClass, enqueuer, registry);
       addInterceptors(helpers.jsUnmodifiableArrayClass, enqueuer, registry);
+      // Literal lists can be translated into calls to these functions:
+      enqueueInResolution(helpers.jsArrayTypedConstructor, registry);
+      enqueueInResolution(helpers.setRuntimeTypeInfo, registry);
+      enqueueInResolution(helpers.getTypeArgumentByIndex, registry);
     } else if (cls == coreClasses.intClass ||
                cls == helpers.jsIntClass) {
       addInterceptors(helpers.jsIntClass, enqueuer, registry);