Adding @domName annotations to impl files what were missing them.

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 980f5b748d57929038b4fb445335310b6e2fa07f..4746e867a69aaf6534f050878eef769e09a8b308 100644
--- a/sdk/lib/svg/dartium/svg_dartium.dart
+++ b/sdk/lib/svg/dartium/svg_dartium.dart
@@ -5734,6 +5734,7 @@ class PatternElement extends SvgElement implements FitToViewBox, Tests, UriRefer
 // WARNING: Do not edit - generated code.
 
 
+/// @domName SVGPoint
 class Point extends NativeFieldWrapperClass1 {
   factory Point(num x, num y) => _PointFactoryProvider.createPoint(x, y);
   Point.internal();
@@ -6616,6 +6617,7 @@ class _AttributeClassSet extends CssClassSet {
   }
 }
 
+/// @domName SVGElement
 class SvgElement extends Element {
   factory SvgElement.tag(String tag) =>
       _SvgElementFactoryProvider.createSvgElement_tag(tag);
@@ -6700,6 +6702,7 @@ class SvgElement extends Element {
 // BSD-style license that can be found in the LICENSE file.
 
 
+/// @domName SVGSVGElement
 class SvgSvgElement extends SvgElement implements FitToViewBox, Tests, Stylable, Locatable, ExternalResourcesRequired, ZoomAndPan, LangSpace {
   factory SvgSvgElement() => _SvgSvgElementFactoryProvider.createSvgSvgElement();