Remove List.fromList constructor, and List.copyFrom. They are duplicates of the new range methods.

runtime/lib/growable_array.dart

Index: runtime/lib/growable_array.dart
===================================================================
--- runtime/lib/growable_array.dart	(revision 938)
+++ runtime/lib/growable_array.dart	(working copy)
@@ -66,7 +66,10 @@
   List<T> getRange(int start, int length) {
     if (length == 0) return [];
     Arrays.rangeCheck(this, start, length);
-    return new List<T>.fromList(this, start, start + length);
+    List list = new List<T>();
+    list.length = length;
+    Arrays.copy(this, start, list, 0, length);
+    return list;
   }
 
   // The length of this growable array. It is always less than the