Merge pull request matplotlib#425 from mdboom/fix-silent-fail-unknown-marker

Fix silent fail unknown marker

Author: jdh2358

lib/matplotlib/lines.py

@@ -745,11 +745,8 @@ def set_marker(self, marker):
 
         %(MarkerAccepts)s
         """
-        try:
-            self._marker.set_marker(marker)
-        except ValueError,e:
-            verbose.report(str(e))
-
+        self._marker.set_marker(marker)
+        
     def set_markeredgecolor(self, ec):
         """
         Set the marker edge color