Add link to the Advanced Font Settings extension in Font Settings

chrome/browser/ui/webui/options/font_settings_handler.h

Index: chrome/browser/ui/webui/options/font_settings_handler.h
diff --git a/chrome/browser/ui/webui/options/font_settings_handler.h b/chrome/browser/ui/webui/options/font_settings_handler.h
index 32ca8c49d2a37ff1fd5b573931b3532e561a56b9..1f779c47c7a974662a33c405e2f9f6f9c989d87e 100644
--- a/chrome/browser/ui/webui/options/font_settings_handler.h
+++ b/chrome/browser/ui/webui/options/font_settings_handler.h
@@ -13,6 +13,10 @@ namespace base {
 class ListValue;
 }
 
+namespace extensions {
+class Extension;
+}
+
 namespace options {
 
 // Font settings overlay page UI handler.
@@ -23,12 +27,18 @@ class FontSettingsHandler : public OptionsPageUIHandler {
 
   // OptionsPageUIHandler implementation.
   virtual void GetLocalizedValues(DictionaryValue* localized_strings) OVERRIDE;
+  virtual void InitializeHandler() OVERRIDE;
   virtual void InitializePage() OVERRIDE;
 
   // WebUIMessageHandler implementation.
   virtual void RegisterMessages() OVERRIDE;
 
  private:
+  // content::NotificationObserver (from OptionsPageUIHandler) implementation

[Dan Beam, 2013/10/23 18:04:00]

// OptionsPageUIHandler implementation.

[falken, 2013/10/24 12:09:41]

Done.

+  virtual void Observe(int type,
+                       const content::NotificationSource& source,
+                       const content::NotificationDetails& details) OVERRIDE;
+
   void HandleFetchFontsData(const ListValue* args);
 
   void FontsListHasLoaded(scoped_ptr<base::ListValue> list);
@@ -38,6 +48,11 @@ class FontSettingsHandler : public OptionsPageUIHandler {
   void SetUpSansSerifFontSample();
   void SetUpFixedFontSample();
   void SetUpMinimumFontSample();
+

[Dan Beam, 2013/10/23 18:04:00]

though the rest of this class is lacking in documentation, please don't continue
the trend ;) (each of these methods needs a doc comment)

[falken, 2013/10/24 12:09:41]

Done.

+  const extensions::Extension* GetAdvancedFontSettingsExtension();
+  void NotifyAdvancedFontSettingsAvailability();
+  void OpenAdvancedFontSettingsOptions(const base::ListValue* args);
+
   void OnWebKitDefaultFontSizeChanged();
 
   StringPrefMember standard_font_;
@@ -49,6 +64,8 @@ class FontSettingsHandler : public OptionsPageUIHandler {
   IntegerPrefMember default_fixed_font_size_;
   IntegerPrefMember minimum_font_size_;
 
+  content::NotificationRegistrar registrar_;
+
   DISALLOW_COPY_AND_ASSIGN(FontSettingsHandler);
 };