Wires keeping the launcher up to date with the browser.

chrome/browser/ui/aura/chrome_shell_delegate.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.
+
+#ifndef CHROME_BROWSER_UI_AURA_CHROME_SHELL_DELEGATE_H_
+#define CHROME_BROWSER_UI_AURA_CHROME_SHELL_DELEGATE_H_
+#pragma once
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "ui/aura_shell/shell_delegate.h"
+
+class ChromeShellDelegate : public aura_shell::ShellDelegate {
+ public:
+  ChromeShellDelegate();
+  virtual ~ChromeShellDelegate();
+
+  // aura_shell::ShellDelegate overrides;
+  virtual void CreateNewWindow() OVERRIDE;
+  virtual void ShowApps() OVERRIDE;
+  virtual void LauncherItemClicked(
+      const aura_shell::LauncherItem& item) OVERRIDE;
+  virtual bool ConfigureLauncherItem(aura_shell::LauncherItem* item) OVERRIDE;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ChromeShellDelegate);
+};
+
+#endif  // CHROME_BROWSER_UI_AURA_CHROME_SHELL_DELEGATE_H_