1 files changed, 37 insertions, 0 deletions
diff --git a/chromium/extensions/renderer/extension_helper.h b/chromium/extensions/renderer/extension_helper.h
new file mode 100644
index 00000000000..a25a0a3f4ca
--- /dev/null
+++ b/chromium/extensions/renderer/extension_helper.h
@@ -0,0 +1,37 @@
+// Copyright 2014 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 EXTENSIONS_RENDERER_EXTENSION_HELPER_H_
+#define EXTENSIONS_RENDERER_EXTENSION_HELPER_H_
+
+#include <string>
+
+#include "base/macros.h"
+#include "content/public/renderer/render_view_observer.h"
+
+namespace extensions {
+class Dispatcher;
+
+// RenderView-level plumbing for extension features.
+class ExtensionHelper : public content::RenderViewObserver {
+ public:
+  ExtensionHelper(content::RenderView* render_view, Dispatcher* dispatcher);
+  ~ExtensionHelper() override;
+
+ private:
+  // RenderViewObserver implementation.
+  bool OnMessageReceived(const IPC::Message& message) override;
+  void DraggableRegionsChanged(blink::WebFrame* frame) override;
+
+  void OnAppWindowClosed();
+  void OnSetFrameName(const std::string& name);
+
+  Dispatcher* dispatcher_;
+
+  DISALLOW_COPY_AND_ASSIGN(ExtensionHelper);
+};
+
+}  // namespace extensions
+
+#endif  // EXTENSIONS_RENDERER_EXTENSION_HELPER_H_