Fix code generation issue with new factory syntax.

runtime/lib/growable_array.dart

 // Copyright (c) 2011, 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.
 
 class GrowableObjectArray<T> implements List<T> {
   ObjectArray<T> backingArray;
 
   void copyFrom(List<Object> src, int srcStart, int dstStart, int count) {
     Arrays.copy(src, srcStart, this, dstStart, count);
   }
@@ skipping 77 matching lines @@
   }
 
   GrowableObjectArray._usingArray(List<T> array) {
     backingArray = array;
     _length = array.length;
     if (_length == 0) {
       grow(4);
     }
   }
 
-  factory GrowableObjectArray.from(Collection<T> other) {
-    List result = new GrowableObjectArray();
+  factory GrowableObjectArray<T>.from(Collection<T> other) {
+    List<T> result = new GrowableObjectArray<T>();
     result.addAll(other);
     return result;
   }
 
   int get length() {
     return _length;
   }
 
   void set length(int new_length) {
     if (new_length >= backingArray.length) {
@@ skipping 130 matching lines @@
     if (!hasNext()) {
       throw const NoMoreElementsException();
     }
     return _array[_pos++];
   }
 
   final GrowableObjectArray<T> _array;
   int _pos;
 }