Add --expose-internals-for-testing flag

content/shell/renderer/shell_render_view_observer.h

Index: content/shell/renderer/shell_render_view_observer.h
diff --git a/content/shell/renderer/shell_render_view_observer.h b/content/shell/renderer/shell_render_view_observer.h
new file mode 100644
index 0000000000000000000000000000000000000000..9ca59328ea4c3ccd304907a3ce3d0883eb4de0a5
--- /dev/null
+++ b/content/shell/renderer/shell_render_view_observer.h
@@ -0,0 +1,33 @@
+// Copyright (c) 2013 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.
+
+#ifndef CONTENT_SHELL_SHELL_RENDER_VIEW_OBSERVER_H_
+#define CONTENT_SHELL_SHELL_RENDER_VIEW_OBSERVER_H_
+
+#include "content/public/renderer/render_view_observer.h"
+
+namespace WebKit {
+class WebFrame;
+}
+
+namespace content {
+
+class RenderView;
+
+
+class ShellRenderViewObserver : public RenderViewObserver {
+ public:
+  explicit ShellRenderViewObserver(RenderView* render_view);
+  virtual ~ShellRenderViewObserver() {}
+
+ private:
+  // RenderViewObserver implementation.
+  virtual void DidClearWindowObject(WebKit::WebFrame* frame) OVERRIDE;
+
+  DISALLOW_COPY_AND_ASSIGN(ShellRenderViewObserver);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_SHELL_SHELL_RENDER_VIEW_OBSERVER_H_