Allow WebUI Tests to use preLoad in HtmlDialogUI.

chrome/test/base/js_injection_ready_observer.cc

Index: chrome/test/base/js_injection_ready_observer.cc
diff --git a/chrome/test/base/js_injection_ready_observer.cc b/chrome/test/base/js_injection_ready_observer.cc
new file mode 100644
index 0000000000000000000000000000000000000000..f1fbde5884098711a7353849415989e781ac8e61
--- /dev/null
+++ b/chrome/test/base/js_injection_ready_observer.cc
@@ -0,0 +1,11 @@
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/test/base/js_injection_ready_observer.h"
+
+JsInjectionReadyObserver::JsInjectionReadyObserver() {
+}
+
+JsInjectionReadyObserver::~JsInjectionReadyObserver() {
+}