Remove part about not modifiying constants, due to changes in Modelic…

…a 3.2.

Closes modelica#1709

chapters/functions.tex

@@ -988,7 +988,7 @@ \section{Record Constructor Functions}\doublelabel{record-constructor-functions}
 \begin{itemize}
 \item
   Component declarations which do not allow a modification {[}\emph{such
-  as} \lstinline!constant Real c=1! \emph{or} \lstinline!final parameter Real!{]} are declared
+  as} \lstinline!final parameter Real!{]} are declared
   as protected components in the record constructor function.
 \item
   Prefixes (constant, parameter, final, discrete,...) of the remaining
@@ -1078,7 +1078,7 @@ \section{Record Constructor Functions}\doublelabel{record-constructor-functions}
   record Record2
     import Modelica.Math.*;
     extends Record1;
-    constant Real c1 = 2.0;
+    final constant Real c1 = 2.0;
     constant Real c2;
     parameter Integer n1 = 5;
     parameter Integer n2;
@@ -1116,7 +1116,7 @@ \section{Record Constructor Functions}\doublelabel{record-constructor-functions}
     input Real r7[n2];
     output Record2 !\emph{result}!(r0=r0,c2=c2,n1=n1,n2=n2,r1=r1,r2=r2,r4=r4,r5=r5,r6=r6,r7=r7);
   protected
-    constant Real c1 = 2.0; // referenced from r2
+    final constant Real c1 = 2.0; // referenced from r2
     final parameter Real r3 = Modelica.Math.cos(r2);
   end Record2;
 end Demo;