Slight cleanup to r16829, thanks Alex Gaynor for the note.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@16830 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/http/__init__.py

@@ -544,7 +544,7 @@ class HttpResponse(object):
         if not content_type:
             content_type = "%s; charset=%s" % (settings.DEFAULT_CONTENT_TYPE,
                     self._charset)
-        HttpResponse._set_content(self, content)
+        self.content = content
         self.cookies = SimpleCookie()
         if status:
             self.status_code = status