Reland: Link the name of the extension on the management page to the...

chrome/common/extensions/extension.h

Index: chrome/common/extensions/extension.h
===================================================================
--- chrome/common/extensions/extension.h	(revision 45751)
+++ chrome/common/extensions/extension.h	(working copy)
@@ -276,6 +276,10 @@
   const GURL& update_url() const { return update_url_; }
   const std::map<int, std::string>& icons() const { return icons_; }
 
+  // Returns the Google Gallery URL for this extension, if one exists. For
+  // third-party extensions, this returns a blank GURL.
+  GURL GalleryUrl() const;
+
   // Theme-related.
   DictionaryValue* GetThemeImages() const { return theme_images_.get(); }
   DictionaryValue* GetThemeColors() const { return theme_colors_.get(); }