Initial inline web store install bindings.

chrome/renderer/extensions/chrome_webstore_bindings.h

+// 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.
+
+// The ChromeStoreExtension is a V8 extension that creates an object at
+// window.chrome.webstore.  This object allows JavaScript to initiate inline
+// installs of apps that are listed in the Chrome Web Store (CWS).
+
+#ifndef CHROME_RENDERER_EXTENSIONS_CHROME_WEBSTORE_BINDINGS_H_
+#define CHROME_RENDERER_EXTENSIONS_CHROME_WEBSTORE_BINDINGS_H_
+#pragma once
+
+namespace v8 {
+class Extension;
+}
+
+namespace extensions_v8 {
+
+class ChromeWebstoreExtension {
+ public:
+  static v8::Extension* Get();
+};
+
+}  // namespace extensions_v8
+
+#endif  // CHROME_RENDERER_EXTENSIONS_CHROME_WEBSTORE_BINDINGS_H_