[WWcvs] pg: Now that the Parser allows multi-letter variable names, there is no

[dpvc v. a. <we...@ma...>]

Log Message:
-----------
Now that the Parser allows multi-letter variable names, there is no
need to handle C0 specially.

Modified Files:
--------------
    pg/lib/Value:
        AnswerChecker.pm

Revision Data
-------------
Index: AnswerChecker.pm
===================================================================
RCS file: /webwork/cvs/system/pg/lib/Value/AnswerChecker.pm,v
retrieving revision 1.73
retrieving revision 1.74
diff -Llib/Value/AnswerChecker.pm -Llib/Value/AnswerChecker.pm -u -r1.73 -r1.74
--- lib/Value/AnswerChecker.pm
+++ lib/Value/AnswerChecker.pm
@@ -1336,9 +1336,7 @@
     my $current = Parser::Context->current();
     my $context = $self->{context} = $self->{context}->copy;
     Parser::Context->current(undef,$context);
-    $context->{_variables}->{pattern} = $context->{_variables}->{namePattern} =
-      'C0|' . $context->{_variables}->{pattern};
-    $context->update; $context->variables->add('C0' => 'Parameter');
+    $context->variables->add('C0' => 'Parameter');
     my $f = Value::Formula->new('C0')+$self;
     for ('limits','test_points','test_values','num_points','granularity','resolution',
 	 'checkUndefinedPoints','max_undefined')