Make List.remove return boolean.

sdk/lib/svg/dart2js/svg_dart2js.dart

 library dart.dom.svg;
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:_collection-dev';
 import 'dart:html';
 import 'dart:html_common';
 import 'dart:_js_helper' show Creates, Returns, JavaScriptIndexingBehavior, JSName;
 import 'dart:_foreign_helper' show JS;
 // DO NOT EDIT - unless you are editing documentation as per:
@@ skipping 3146 matching lines @@
   }
 
   Length removeAt(int pos) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   Length removeLast() {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
-  void remove(Object object) {
+  bool remove(Object object) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   void removeWhere(bool test(Length element)) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   void retainWhere(bool test(Length element)) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
@@ skipping 623 matching lines @@
   }
 
   Number removeAt(int pos) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   Number removeLast() {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
-  void remove(Object object) {
+  bool remove(Object object) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   void removeWhere(bool test(Number element)) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   void retainWhere(bool test(Number element)) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
@@ skipping 854 matching lines @@
   }
 
   PathSeg removeAt(int pos) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   PathSeg removeLast() {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
-  void remove(Object object) {
+  bool remove(Object object) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   void removeWhere(bool test(PathSeg element)) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   void retainWhere(bool test(PathSeg element)) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
@@ skipping 884 matching lines @@
   }
 
   String removeAt(int pos) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   String removeLast() {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
-  void remove(Object object) {
+  bool remove(Object object) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   void removeWhere(bool test(String element)) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   void retainWhere(bool test(String element)) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
@@ skipping 1157 matching lines @@
   }
 
   Transform removeAt(int pos) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   Transform removeLast() {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
-  void remove(Object object) {
+  bool remove(Object object) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   void removeWhere(bool test(Transform element)) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   void retainWhere(bool test(Transform element)) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
@@ skipping 518 matching lines @@
   }
 
   ElementInstance removeAt(int pos) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   ElementInstance removeLast() {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
-  void remove(Object object) {
+  bool remove(Object object) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   void removeWhere(bool test(ElementInstance element)) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
 
   void retainWhere(bool test(ElementInstance element)) {
     throw new UnsupportedError("Cannot remove from immutable List.");
   }
@@ skipping 307 matching lines @@
 
 
 @DocsEditable
 @DomName('SVGVKernElement')
 abstract class _SVGVKernElement extends SvgElement native "SVGVKernElement" {
 
   @DomName('SVGVKernElement.SVGVKernElement')
   @DocsEditable
   factory _SVGVKernElement() => _SvgElementFactoryProvider.createSvgElement_tag("vkern");
 }