mq: replace hasattr() with util.safehasattr(), update check-code.py

contrib/check-code.py

@@ -177,7 +177,7 b' pypats = ['
      "comparison with singleton, use 'is' or 'is not' instead"),
     (r'^\s*(while|if) [01]:',
      "use True/False for constant Boolean expression"),
-    (r'(?<!def)\s+hasattr',
+    (r'(?:(?<!def)\s+|\()hasattr',
      'hasattr(foo, bar) is broken, use util.safehasattr(foo, bar) instead'),
     (r'opener\([^)]*\).read\(',
      "use opener.read() instead"),

hgext/mq.py

@@ -3308,7 +3308,7 b' def reposetup(ui, repo):'
         repo._phasedefaults.append(mqphasedefaults)
 
 def mqimport(orig, ui, repo, *args, **kwargs):
-    if (hasattr(repo, 'abortifwdirpatched')
+    if (util.safehasattr(repo, 'abortifwdirpatched')
         and not kwargs.get('no_commit', False)):
         repo.abortifwdirpatched(_('cannot import over an applied patch'),
                                    kwargs.get('force'))