Pepper Flash settings integration: add UI for "deauthorize content licenses".

chrome/browser/pepper_flash_settings_helper.h

+// Copyright (c) 2012 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_PEPPER_FLASH_SETTINGS_HELPER_H_
+#define CHROME_BROWSER_PEPPER_FLASH_SETTINGS_HELPER_H_
+#pragma once
+
+#include <string>
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "chrome/browser/plugin_status_pref_setter.h"
+
+// Helper class to (asynchronously) update the preference specifying whether
+// Pepper Flash is currently in use.
+class PepperFlashSettingsHelper : public PluginStatusPrefSetter::Client {
+ public:
+  explicit PepperFlashSettingsHelper(const char* pref_name);
+  virtual ~PepperFlashSettingsHelper();
+
+  // PluginStatusPrefSetter::Client implementation.
+  virtual const char* GetPrefName() const OVERRIDE;
+  virtual bool CalculatePrefValue(PluginPrefs* plugin_prefs) OVERRIDE;
+
+ private:
+  std::string pref_name_;
+
+  DISALLOW_COPY_AND_ASSIGN(PepperFlashSettingsHelper);
+};
+
+#endif  // CHROME_BROWSER_PEPPER_FLASH_SETTINGS_HELPER_H_