Change List/Set/Map/Queue.from constructrs to accept any iterable.

sdk/lib/core/list.dart

Index: sdk/lib/core/list.dart
diff --git a/sdk/lib/core/list.dart b/sdk/lib/core/list.dart
index a9d82c8b00fee62bad6f2d4227c753209f59af7f..a6ae897e7ee4b6e6e08f5871be713d9356e0519c 100644
--- a/sdk/lib/core/list.dart
+++ b/sdk/lib/core/list.dart
@@ -87,14 +87,14 @@ abstract class List<E> implements Iterable<E>, EfficientLength {
   external factory List.filled(int length, E fill);
 
   /**
-   * Creates a list and initializes it using the contents of [other].
+   * Creates a list containing all of [elements].
    *
-   * The [Iterator] of [other] provides the order of the objects.
+   * The [Iterator] of [elements] provides the order of the elements.
    *
-   * This constructor returns a growable list if [growable] is true;
+   * This constructor returns a growable list when [growable] is true;
    * otherwise, it returns a fixed-length list.
    */
-  external factory List.from(Iterable other, { bool growable: true });
+  external factory List.from(Iterable elements, { bool growable: true });
 
   /**
    * Generates a list of values.