Make 'where' lazy.

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 157ae2612c740ad01b8bc8b589166b654f6b541b..6507be59013f8e9d62236f48ef3503517d04d0de 100644
--- a/sdk/lib/svg/dartium/svg_dartium.dart
+++ b/sdk/lib/svg/dartium/svg_dartium.dart
@@ -475,8 +475,7 @@ class SVGAnimatedLengthList extends NativeFieldWrapperClass1 implements List<SVG
 
   Iterable mappedBy(f(SVGAnimatedLength element)) => new MappedIterable(this, f);
 
-  Collection<SVGAnimatedLength> where(bool f(SVGAnimatedLength element)) =>
-     _Collections.where(this, <SVGAnimatedLength>[], f);
+  Iterable<SVGAnimatedLength> where(bool f(SVGAnimatedLength element)) => new WhereIterable<SVGAnimatedLength>(this, f);
 
   bool every(bool f(SVGAnimatedLength element)) => _Collections.every(this, f);
 
@@ -602,8 +601,7 @@ class SVGAnimatedNumberList extends NativeFieldWrapperClass1 implements List<SVG
 
   Iterable mappedBy(f(SVGAnimatedNumber element)) => new MappedIterable(this, f);
 
-  Collection<SVGAnimatedNumber> where(bool f(SVGAnimatedNumber element)) =>
-     _Collections.where(this, <SVGAnimatedNumber>[], f);
+  Iterable<SVGAnimatedNumber> where(bool f(SVGAnimatedNumber element)) => new WhereIterable<SVGAnimatedNumber>(this, f);
 
   bool every(bool f(SVGAnimatedNumber element)) => _Collections.every(this, f);
 
@@ -769,8 +767,7 @@ class SVGAnimatedTransformList extends NativeFieldWrapperClass1 implements List<
 
   Iterable mappedBy(f(SVGAnimateTransformElement element)) => new MappedIterable(this, f);
 
-  Collection<SVGAnimateTransformElement> where(bool f(SVGAnimateTransformElement element)) =>
-     _Collections.where(this, <SVGAnimateTransformElement>[], f);
+  Iterable<SVGAnimateTransformElement> where(bool f(SVGAnimateTransformElement element)) => new WhereIterable<SVGAnimateTransformElement>(this, f);
 
   bool every(bool f(SVGAnimateTransformElement element)) => _Collections.every(this, f);
 
@@ -3828,8 +3825,7 @@ class SVGLengthList extends NativeFieldWrapperClass1 implements List<SVGLength>
 
   Iterable mappedBy(f(SVGLength element)) => new MappedIterable(this, f);
 
-  Collection<SVGLength> where(bool f(SVGLength element)) =>
-     _Collections.where(this, <SVGLength>[], f);
+  Iterable<SVGLength> where(bool f(SVGLength element)) => new WhereIterable<SVGLength>(this, f);
 
   bool every(bool f(SVGLength element)) => _Collections.every(this, f);
 
@@ -4475,8 +4471,7 @@ class SVGNumberList extends NativeFieldWrapperClass1 implements List<SVGNumber>
 
   Iterable mappedBy(f(SVGNumber element)) => new MappedIterable(this, f);
 
-  Collection<SVGNumber> where(bool f(SVGNumber element)) =>
-     _Collections.where(this, <SVGNumber>[], f);
+  Iterable<SVGNumber> where(bool f(SVGNumber element)) => new WhereIterable<SVGNumber>(this, f);
 
   bool every(bool f(SVGNumber element)) => _Collections.every(this, f);
 
@@ -5542,8 +5537,7 @@ class SVGPathSegList extends NativeFieldWrapperClass1 implements List<SVGPathSeg
 
   Iterable mappedBy(f(SVGPathSeg element)) => new MappedIterable(this, f);
 
-  Collection<SVGPathSeg> where(bool f(SVGPathSeg element)) =>
-     _Collections.where(this, <SVGPathSeg>[], f);
+  Iterable<SVGPathSeg> where(bool f(SVGPathSeg element)) => new WhereIterable<SVGPathSeg>(this, f);
 
   bool every(bool f(SVGPathSeg element)) => _Collections.every(this, f);
 
@@ -6696,8 +6690,7 @@ class SVGStringList extends NativeFieldWrapperClass1 implements List<String> {
 
   Iterable mappedBy(f(String element)) => new MappedIterable(this, f);
 
-  Collection<String> where(bool f(String element)) =>
-     _Collections.where(this, <String>[], f);
+  Iterable<String> where(bool f(String element)) => new WhereIterable<String>(this, f);
 
   bool every(bool f(String element)) => _Collections.every(this, f);
 
@@ -7427,8 +7420,7 @@ class SVGTransformList extends NativeFieldWrapperClass1 implements List<SVGTrans
 
   Iterable mappedBy(f(SVGTransform element)) => new MappedIterable(this, f);
 
-  Collection<SVGTransform> where(bool f(SVGTransform element)) =>
-     _Collections.where(this, <SVGTransform>[], f);
+  Iterable<SVGTransform> where(bool f(SVGTransform element)) => new WhereIterable<SVGTransform>(this, f);
 
   bool every(bool f(SVGTransform element)) => _Collections.every(this, f);
 
@@ -7910,8 +7902,7 @@ class _SVGElementInstanceList extends NativeFieldWrapperClass1 implements List<S
 
   Iterable mappedBy(f(SVGElementInstance element)) => new MappedIterable(this, f);
 
-  Collection<SVGElementInstance> where(bool f(SVGElementInstance element)) =>
-     _Collections.where(this, <SVGElementInstance>[], f);
+  Iterable<SVGElementInstance> where(bool f(SVGElementInstance element)) => new WhereIterable<SVGElementInstance>(this, f);
 
   bool every(bool f(SVGElementInstance element)) => _Collections.every(this, f);