Continue with the FreeBSD port - this version builds and links, though...

chrome/browser/shell_integration.h

Index: chrome/browser/shell_integration.h
===================================================================
--- chrome/browser/shell_integration.h	(revision 25977)
+++ chrome/browser/shell_integration.h	(working copy)
@@ -41,7 +41,7 @@
   // user. This method is very fast so it can be invoked in the UI thread.
   static bool IsFirefoxDefaultBrowser();
 
-#if defined(OS_LINUX)
+#if defined(USE_X11)
   // Returns filename for .desktop file based on |url|, sanitized for security.
   static FilePath GetDesktopShortcutFilename(const GURL& url);
 
@@ -64,7 +64,7 @@
   // returning from this function, because actual file operation is done on the
   // file thread.
   static void CreateDesktopShortcut(const ShortcutInfo& shortcut_info);
-#endif  // defined(OS_LINUX)
+#endif  // defined(USE_X11)
 
   // The current default browser UI state
   enum DefaultBrowserUIState {