Implement getRange (returning an Iterable).

sdk/lib/svg/dartium/svg_dartium.dart

Index: sdk/lib/svg/dartium/svg_dartium.dart
diff --git a/sdk/lib/svg/dartium/svg_dartium.dart b/sdk/lib/svg/dartium/svg_dartium.dart
index ad520f9ea6644fe8d27afac3fb9bfcf5f03c21e7..36bc892d18179700712c49673b773928a12bf6e9 100644
--- a/sdk/lib/svg/dartium/svg_dartium.dart
+++ b/sdk/lib/svg/dartium/svg_dartium.dart
@@ -3453,14 +3453,14 @@ class LengthList extends NativeFieldWrapperClass1 implements List<Length> {
     throw new UnsupportedError("Cannot insertRange on immutable List.");
   }
 
+  Iterable<Length> getRange(int start, int end) =>
+    IterableMixinWorkaround.getRangeList(this, start, end);
+
   List<Length> sublist(int start, [int end]) {
     if (end == null) end = length;
     return Lists.getRange(this, start, end, <Length>[]);
   }
 
-  List<Length> getRange(int start, int rangeLength) =>
-      sublist(start, start + rangeLength);
-
   Map<int, Length> asMap() =>
     IterableMixinWorkaround.asMapList(this);
 
@@ -4175,14 +4175,14 @@ class NumberList extends NativeFieldWrapperClass1 implements List<Number> {
     throw new UnsupportedError("Cannot insertRange on immutable List.");
   }
 
+  Iterable<Number> getRange(int start, int end) =>
+    IterableMixinWorkaround.getRangeList(this, start, end);
+
   List<Number> sublist(int start, [int end]) {
     if (end == null) end = length;
     return Lists.getRange(this, start, end, <Number>[]);
   }
 
-  List<Number> getRange(int start, int rangeLength) =>
-      sublist(start, start + rangeLength);
-
   Map<int, Number> asMap() =>
     IterableMixinWorkaround.asMapList(this);
 
@@ -5324,14 +5324,14 @@ class PathSegList extends NativeFieldWrapperClass1 implements List<PathSeg> {
     throw new UnsupportedError("Cannot insertRange on immutable List.");
   }
 
+  Iterable<PathSeg> getRange(int start, int end) =>
+    IterableMixinWorkaround.getRangeList(this, start, end);
+
   List<PathSeg> sublist(int start, [int end]) {
     if (end == null) end = length;
     return Lists.getRange(this, start, end, <PathSeg>[]);
   }
 
-  List<PathSeg> getRange(int start, int rangeLength) =>
-      sublist(start, start + rangeLength);
-
   Map<int, PathSeg> asMap() =>
     IterableMixinWorkaround.asMapList(this);
 
@@ -6327,14 +6327,14 @@ class StringList extends NativeFieldWrapperClass1 implements List<String> {
     throw new UnsupportedError("Cannot insertRange on immutable List.");
   }
 
+  Iterable<String> getRange(int start, int end) =>
+    IterableMixinWorkaround.getRangeList(this, start, end);
+
   List<String> sublist(int start, [int end]) {
     if (end == null) end = length;
     return Lists.getRange(this, start, end, <String>[]);
   }
 
-  List<String> getRange(int start, int rangeLength) =>
-      sublist(start, start + rangeLength);
-
   Map<int, String> asMap() =>
     IterableMixinWorkaround.asMapList(this);
 
@@ -7595,14 +7595,14 @@ class TransformList extends NativeFieldWrapperClass1 implements List<Transform>
     throw new UnsupportedError("Cannot insertRange on immutable List.");
   }
 
+  Iterable<Transform> getRange(int start, int end) =>
+    IterableMixinWorkaround.getRangeList(this, start, end);
+
   List<Transform> sublist(int start, [int end]) {
     if (end == null) end = length;
     return Lists.getRange(this, start, end, <Transform>[]);
   }
 
-  List<Transform> getRange(int start, int rangeLength) =>
-      sublist(start, start + rangeLength);
-
   Map<int, Transform> asMap() =>
     IterableMixinWorkaround.asMapList(this);
 
@@ -8189,14 +8189,14 @@ class _ElementInstanceList extends NativeFieldWrapperClass1 implements List<Elem
     throw new UnsupportedError("Cannot insertRange on immutable List.");
   }
 
+  Iterable<ElementInstance> getRange(int start, int end) =>
+    IterableMixinWorkaround.getRangeList(this, start, end);
+
   List<ElementInstance> sublist(int start, [int end]) {
     if (end == null) end = length;
     return Lists.getRange(this, start, end, <ElementInstance>[]);
   }
 
-  List<ElementInstance> getRange(int start, int rangeLength) =>
-      sublist(start, start + rangeLength);
-
   Map<int, ElementInstance> asMap() =>
     IterableMixinWorkaround.asMapList(this);