scmutil: clean up use of two-argument raise
This makes any attempt to port to Python 3 harder, and the new syntax
is supported in 2.4 already.
--- a/mercurial/scmutil.py Tue Jan 01 12:50:46 2013 -0600
+++ b/mercurial/scmutil.py Tue Jan 01 12:51:00 2013 -0600
@@ -959,4 +959,4 @@
try:
del obj.__dict__[self.name]
except KeyError:
- raise AttributeError, self.name
+ raise AttributeError(self.name)