restore try-catch

Author: haya14busa

autoload/vital/vimlparser.vim

@@ -183,11 +183,11 @@ let s:Vital._import = s:_function('s:_import')
 " s:_get_module() returns module object wihch has all script local functions.
 function! s:_get_module(name) abort dict
   let funcname = s:_import_func_name(self.plugin_name(), a:name)
-  " try
-  "   return call(funcname, [])
-  " catch /^Vim\%((\a\+)\)\?:E117/
+  try
+    return call(funcname, [])
+  catch /^Vim\%((\a\+)\)\?:E117/
     return s:_get_builtin_module(a:name)
-  " endtry
+  endtry
 endfunction
 
 function! s:_get_builtin_module(name) abort