Implement chrome://plugins page that can disable plugins.

chrome/browser/dom_ui/plugins_ui.h

+// Copyright (c) 2010 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_DOM_UI_PLUGINS_UI_H_
+#define CHROME_BROWSER_DOM_UI_PLUGINS_UI_H_
+
+#include "chrome/browser/dom_ui/dom_ui.h"
+
+class PrefService;
+class RefCountedMemory;
+
+class PluginsUI : public DOMUI {
+ public:
+  explicit PluginsUI(TabContents* contents);
+
+  static RefCountedMemory* GetFaviconResourceBytes();
+  static void RegisterUserPrefs(PrefService* prefs);
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(PluginsUI);
+};
+
+#endif  // CHROME_BROWSER_DOM_UI_PLUGINS_UI_H_