Make List.remove return boolean.

sdk/lib/svg/dartium/svg_dartium.dart

 library dart.dom.svg;
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:_collection-dev';
 import 'dart:html';
 import 'dart:html_common';
 import 'dart:nativewrappers';
 // DO NOT EDIT
 // Auto-generated dart:svg library.
@@ skipping 3407 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 700 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 1127 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 981 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 1246 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 572 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 372 matching lines @@
 @DocsEditable
 @DomName('SVGVKernElement')
 abstract class _SVGVKernElement extends SvgElement {
   _SVGVKernElement.internal() : super.internal();
 
   @DomName('SVGVKernElement.SVGVKernElement')
   @DocsEditable
   factory _SVGVKernElement() => _SvgElementFactoryProvider.createSvgElement_tag("vkern");
 
 }