Fix dartbug.com/16308

runtime/lib/array.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 
 // TODO(srdjan): Use shared array implementation.
 class _List<E> implements List<E> {
   static final int _classId = (new _List(0))._cid;
 
   factory _List(length) native "List_allocate";
 
   E operator [](int index) native "List_getIndexed";
 
   void operator []=(int index, E value) native "List_setIndexed";
 
   String toString() {
     return IterableMixinWorkaround.toStringIterable(this,'[' , ']');
   }
 
   int get length native "List_getLength";
 
   void _copyFromObjectArray(_List src,
                             int srcStart,
                             int dstStart,
                             int count)
       native "List_copyFromObjectArray";
 
   void insert(int index, E element) {
     throw new UnsupportedError(
-        "Cannot add to a non-extendable array");
+        "Cannot insert into a fixed-length list");
   }
 
   void insertAll(int index, Iterable<E> iterable) {
     throw new UnsupportedError(
-        "Cannot add to a non-extendable array");
+        "Cannot insert into a fixed-length list");
   }
 
   void setAll(int index, Iterable<E> iterable) {
     IterableMixinWorkaround.setAllList(this, index, iterable);
   }
 
   E removeAt(int index) {
     throw new UnsupportedError(
-        "Cannot remove element of a non-extendable array");
+        "Cannot remove from a fixed-length list");
   }
 
   bool remove(Object element) {
     throw new UnsupportedError(
-        "Cannot remove element of a non-extendable array");
+        "Cannot remove from a fixed-length list");
   }
 
   void removeWhere(bool test(E element)) {
     throw new UnsupportedError(
-        "Cannot remove element of a non-extendable array");
+        "Cannot remove from a fixed-length list");
   }
 
   void retainWhere(bool test(E element)) {
     throw new UnsupportedError(
-        "Cannot remove element of a non-extendable array");
+        "Cannot remove from a fixed-length list");
   }
 
   Iterable<E> getRange(int start, [int end]) {
     return IterableMixinWorkaround.getRangeList(this, start, end);
   }
 
   // List interface.
   void setRange(int start, int end, Iterable<E> iterable, [int skipCount = 0]) {
     if (start < 0 || start > this.length) {
       throw new RangeError.range(start, 0, this.length);
@@ skipping 18 matching lines @@
         for (int i = start; i < end; i++) {
           if (!it.moveNext()) return;
           this[i] = it.current;
         }
       }
     }
   }
 
   void removeRange(int start, int end) {
     throw new UnsupportedError(
-        "Cannot remove range of a non-extendable array");
+        "Cannot remove range from a fixed-length list");
   }
 
   void replaceRange(int start, int end, Iterable<E> iterable) {
     throw new UnsupportedError(
-        "Cannot remove range of a non-extendable array");
+        "Cannot remove range from a fixed-length list");
   }
 
   void fillRange(int start, int end, [E fillValue]) {
     IterableMixinWorkaround.fillRangeList(this, start, end, fillValue);
   }
 
   List<E> sublist(int start, [int end]) {
     Lists.indicesCheck(this, start, end);
     if (end == null) end = this.length;
     int length = end - start;
@@ skipping 102 matching lines @@
     if (start == null) start = length - 1;
     return Lists.lastIndexOf(this, element, start);
   }
 
   Iterator<E> get iterator {
     return new _FixedSizeArrayIterator<E>(this);
   }
 
   void add(E element) {
     throw new UnsupportedError(
-        "Cannot add to a non-extendable array");
+        "Cannot add to a fixed-length list");
   }
 
   void addAll(Iterable<E> iterable) {
     throw new UnsupportedError(
-        "Cannot add to a non-extendable array");
+        "Cannot add to a fixed-length list");
   }
 
   void clear() {
     throw new UnsupportedError(
-        "Cannot clear a non-extendable array");
+        "Cannot clear a fixed-length list");
   }
 
   void set length(int length) {
     throw new UnsupportedError(
-        "Cannot change the length of a non-extendable array");
+        "Cannot resize a fixed-length list");
   }
 
   E removeLast() {
     throw new UnsupportedError(
-        "Cannot remove in a non-extendable array");
+        "Cannot remove from a fixed-length list");
   }
 
   E get first {
     if (length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   E get last {
     if (length > 0) return this[length - 1];
     throw new StateError("No elements");
@@ skipping 245 matching lines @@
         "Cannot clear an immutable array");
   }
 
   void set length(int length) {
     throw new UnsupportedError(
         "Cannot change the length of an immutable array");
   }
 
   E removeLast() {
     throw new UnsupportedError(
-        "Cannot remove in a non-extendable array");
+        "Cannot remove from a fixed-length list");
   }
 
   E get first {
     if (length > 0) return this[0];
     throw new StateError("No elements");
   }
 
   E get last {
     if (length > 0) return this[length - 1];
     throw new StateError("No elements");
@@ skipping 40 matching lines @@
     }
     _position = _length;
     _current = null;
     return false;
   }
 
   E get current {
     return _current;
   }
 }