Make the access path for ::exthandler nonrecursive so that we don't pick up the BeOS version of nsOSHelperAppService.cpp (fixing bustage)

uriloader/macbuild/uriLoader.xml

@@ -111,7 +111,7 @@
                             <SETTING><NAME>PathFormat</NAME><VALUE>MacOS</VALUE></SETTING>
                             <SETTING><NAME>PathRoot</NAME><VALUE>Project</VALUE></SETTING>
                         </SETTING>
-                        <SETTING><NAME>Recursive</NAME><VALUE>true</VALUE></SETTING>
+                        <SETTING><NAME>Recursive</NAME><VALUE>false</VALUE></SETTING>
                         <SETTING><NAME>FrameworkPath</NAME><VALUE>false</VALUE></SETTING>
                         <SETTING><NAME>HostFlags</NAME><VALUE>All</VALUE></SETTING>
                     </SETTING>