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diff --git a/chrome/browser/content_setting_image_model.h b/chrome/browser/content_setting_image_model.h
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+++ b/chrome/browser/content_setting_image_model.h
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+// 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_CONTENT_SETTING_IMAGE_MODEL_H_
+#define CHROME_BROWSER_CONTENT_SETTING_IMAGE_MODEL_H_
+
+#include <string>
+
+#include "chrome/common/content_settings_types.h"
+
+class TabContents;
+
+// This model provides data (icon ids and tooltip) for the content setting icons
+// that are displayed in the location bar.
+class ContentSettingImageModel {
+ public:
+  // Factory function.
+  static ContentSettingImageModel* CreateContentSettingImageModel(
+     ContentSettingsType content_settings_type);
+
+  // Notifies this model that its setting might have changed and it may need to
+  // update its visibility, icon and tooltip.
+  virtual void UpdateFromTabContents(const TabContents* tab_contents) = 0;
+
+  ContentSettingsType get_content_settings_type() const {
+    return content_settings_type_;
+  }
+  bool is_visible() const { return is_visible_; }
+  int get_icon() const { return icon_; }
+  std::string get_tooltip() const { return tooltip_; }
+
+ protected:
+  explicit ContentSettingImageModel(ContentSettingsType content_settings_type);
+  void set_visible(bool visible) { is_visible_ = visible; }
+  void set_icon(int icon) { icon_ = icon; }
+  void set_tooltip(const std::string& tooltip) { tooltip_ = tooltip; }
+
+ private:
+  const ContentSettingsType content_settings_type_;
+  bool is_visible_;
+  int icon_;
+  std::string tooltip_;
+};
+
+#endif  // CHROME_BROWSER_CONTENT_SETTING_IMAGE_MODEL_H_