Removed redundant character creation caching

src/org/rascalmpl/parser/gtd/result/out/CharNodeFlattener.java

@@ -16,10 +16,7 @@
 /**
  * A converter for character result nodes.
  */
-@SuppressWarnings("unchecked")
 public class CharNodeFlattener<T, P>{
-	private final T[] cache = (T[]) new Object[128];
-
 	public CharNodeFlattener(){
 		super();
 	}
@@ -28,17 +25,6 @@ public CharNodeFlattener(){
 	 * Converts the given character result node to the UPTR format.
 	 */
 	public T convertToUPTR(INodeConstructorFactory<T, P> nodeConstructorFactory, CharNode node){
-		int charNumber = node.getCharacter();
-
-		// Cache 7-bit ASCII character results.
-		if(charNumber < 128){
-			T result = cache[charNumber];
-			if(result != null) return result;
-
-			result = nodeConstructorFactory.createCharNode(charNumber);
-			cache[charNumber] = result;
-		}
-
-		return nodeConstructorFactory.createCharNode(charNumber);
+		return nodeConstructorFactory.createCharNode(node.getCharacter());
 	}
 }