Correctly place '.' when building name for call expressions.

Change-Id: Ic0119a0f4c02387ed19e2905f0b24c4ce86565cb
Reviewed-by: Roberto Raggi <roberto.raggi@nokia.com>

src/qml/qml/v4/qv4irbuilder.cpp

@@ -684,7 +684,7 @@ bool QV4IRBuilder::visit(AST::CallExpression *ast)
         //ExprResult base = expression(ast->base);
         QString id;
         for (int i = 0; i < names.size(); ++i) {
-            if (! i)
+            if (i)
                 id += QLatin1Char('.');
             id += names.at(i);
         }