Deprecating old DOM event APIs.

sdk/lib/html/dartium/html_dartium.dart

Index: sdk/lib/html/dartium/html_dartium.dart
diff --git a/sdk/lib/html/dartium/html_dartium.dart b/sdk/lib/html/dartium/html_dartium.dart
index 4164d84d833208be120e0ee0103e2f6b60d5c89c..8c80088a44ac76b9c00ed51c9a7cbee2eba60ec5 100644
--- a/sdk/lib/html/dartium/html_dartium.dart
+++ b/sdk/lib/html/dartium/html_dartium.dart
@@ -83,6 +83,7 @@ class AbstractWorker extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   AbstractWorkerEvents get on =>
     new AbstractWorkerEvents(this);
 
@@ -92,7 +93,7 @@ class AbstractWorker extends EventTarget {
 
   @DomName('AbstractWorker.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "AbstractWorker_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "AbstractWorker_dispatchEvent_Callback";
 
   @DomName('AbstractWorker.removeEventListener')
   @DocsEditable
@@ -105,6 +106,7 @@ class AbstractWorker extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class AbstractWorkerEvents extends Events {
   @DocsEditable
   AbstractWorkerEvents(EventTarget _ptr) : super(_ptr);
@@ -335,6 +337,7 @@ class ApplicationCache extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   ApplicationCacheEvents get on =>
     new ApplicationCacheEvents(this);
 
@@ -364,7 +367,7 @@ class ApplicationCache extends EventTarget {
 
   @DomName('DOMApplicationCache.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "DOMApplicationCache_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "DOMApplicationCache_dispatchEvent_Callback";
 
   @DomName('DOMApplicationCache.removeEventListener')
   @DocsEditable
@@ -413,6 +416,7 @@ class ApplicationCache extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class ApplicationCacheEvents extends Events {
   @DocsEditable
   ApplicationCacheEvents(EventTarget _ptr) : super(_ptr);
@@ -735,6 +739,7 @@ class BatteryManager extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   BatteryManagerEvents get on =>
     new BatteryManagerEvents(this);
 
@@ -760,7 +765,7 @@ class BatteryManager extends EventTarget {
 
   @DomName('BatteryManager.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event event) native "BatteryManager_dispatchEvent_Callback";
+  bool dispatchEvent(Event event) native "BatteryManager_dispatchEvent_Callback";
 
   @DomName('BatteryManager.removeEventListener')
   @DocsEditable
@@ -785,6 +790,7 @@ class BatteryManager extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class BatteryManagerEvents extends Events {
   @DocsEditable
   BatteryManagerEvents(EventTarget _ptr) : super(_ptr);
@@ -947,6 +953,7 @@ class BodyElement extends _Element_Merged {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   BodyElementEvents get on =>
     new BodyElementEvents(this);
 
@@ -1005,6 +1012,7 @@ class BodyElement extends _Element_Merged {
 }
 
 @DocsEditable
+@deprecated
 class BodyElementEvents extends ElementEvents {
   @DocsEditable
   BodyElementEvents(EventTarget _ptr) : super(_ptr);
@@ -6669,6 +6677,7 @@ class DedicatedWorkerContext extends WorkerContext {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   DedicatedWorkerContextEvents get on =>
     new DedicatedWorkerContextEvents(this);
 
@@ -6683,6 +6692,7 @@ class DedicatedWorkerContext extends WorkerContext {
 }
 
 @DocsEditable
+@deprecated
 class DedicatedWorkerContextEvents extends WorkerContextEvents {
   @DocsEditable
   DedicatedWorkerContextEvents(EventTarget _ptr) : super(_ptr);
@@ -6916,6 +6926,7 @@ class Document extends Node
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   DocumentEvents get on =>
     new DocumentEvents(this);
 
@@ -7391,6 +7402,7 @@ class Document extends Node
 }
 
 @DocsEditable
+@deprecated
 class DocumentEvents extends ElementEvents {
   @DocsEditable
   DocumentEvents(EventTarget _ptr) : super(_ptr);
@@ -7675,6 +7687,7 @@ class DocumentFragment extends Node {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   ElementEvents get on =>
     new ElementEvents(this);
 
@@ -9629,6 +9642,7 @@ abstract class Element extends Node implements ElementTraversal {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   ElementEvents get on =>
     new ElementEvents(this);
 
@@ -10224,6 +10238,7 @@ class _ElementFactoryProvider {
 }
 
 @DocsEditable
+@deprecated
 class ElementEvents extends Events {
   @DocsEditable
   ElementEvents(EventTarget _ptr) : super(_ptr);
@@ -10900,6 +10915,7 @@ class EventSource extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   EventSourceEvents get on =>
     new EventSourceEvents(this);
 
@@ -10931,7 +10947,7 @@ class EventSource extends EventTarget {
 
   @DomName('EventSource.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "EventSource_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "EventSource_dispatchEvent_Callback";
 
   @DomName('EventSource.removeEventListener')
   @DocsEditable
@@ -10952,6 +10968,7 @@ class EventSource extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class EventSourceEvents extends Events {
   @DocsEditable
   EventSourceEvents(EventTarget _ptr) : super(_ptr);
@@ -11019,7 +11036,7 @@ class EventListenerList {
   }
 
   bool dispatch(Event evt) {
-    return _ptr.$dom_dispatchEvent(evt);
+    return _ptr.dispatchEvent(evt);
   }
 
   void _add(EventListener listener, bool useCapture) {
@@ -11052,7 +11069,7 @@ class EventTarget extends NativeFieldWrapperClass1 {
 
   @DomName('EventTarget.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event event) native "EventTarget_dispatchEvent_Callback";
+  bool dispatchEvent(Event event) native "EventTarget_dispatchEvent_Callback";
 
   @DomName('EventTarget.removeEventListener')
   @DocsEditable
@@ -11540,6 +11557,7 @@ class FileReader extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   FileReaderEvents get on =>
     new FileReaderEvents(this);
 
@@ -11571,7 +11589,7 @@ class FileReader extends EventTarget {
 
   @DomName('FileReader.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "FileReader_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "FileReader_dispatchEvent_Callback";
 
   @DomName('FileReader.readAsArrayBuffer')
   @DocsEditable
@@ -11632,6 +11650,7 @@ class FileReader extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class FileReaderEvents extends Events {
   @DocsEditable
   FileReaderEvents(EventTarget _ptr) : super(_ptr);
@@ -11789,6 +11808,7 @@ class FileWriter extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   FileWriterEvents get on =>
     new FileWriterEvents(this);
 
@@ -11824,7 +11844,7 @@ class FileWriter extends EventTarget {
 
   @DomName('FileWriter.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "FileWriter_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "FileWriter_dispatchEvent_Callback";
 
   @DomName('FileWriter.removeEventListener')
   @DocsEditable
@@ -11869,6 +11889,7 @@ class FileWriter extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class FileWriterEvents extends Events {
   @DocsEditable
   FileWriterEvents(EventTarget _ptr) : super(_ptr);
@@ -13393,6 +13414,7 @@ class HttpRequest extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   HttpRequestEvents get on =>
     new HttpRequestEvents(this);
 
@@ -13460,7 +13482,7 @@ class HttpRequest extends EventTarget {
 
   @DomName('XMLHttpRequest.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "XMLHttpRequest_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "XMLHttpRequest_dispatchEvent_Callback";
 
   @DomName('XMLHttpRequest.getAllResponseHeaders')
   @DocsEditable
@@ -13521,6 +13543,7 @@ class HttpRequest extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class HttpRequestEvents extends Events {
   @DocsEditable
   HttpRequestEvents(EventTarget _ptr) : super(_ptr);
@@ -13638,6 +13661,7 @@ class HttpRequestUpload extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   HttpRequestUploadEvents get on =>
     new HttpRequestUploadEvents(this);
 
@@ -13647,7 +13671,7 @@ class HttpRequestUpload extends EventTarget {
 
   @DomName('XMLHttpRequestUpload.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "XMLHttpRequestUpload_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "XMLHttpRequestUpload_dispatchEvent_Callback";
 
   @DomName('XMLHttpRequestUpload.removeEventListener')
   @DocsEditable
@@ -13680,6 +13704,7 @@ class HttpRequestUpload extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class HttpRequestUploadEvents extends Events {
   @DocsEditable
   HttpRequestUploadEvents(EventTarget _ptr) : super(_ptr);
@@ -13958,6 +13983,7 @@ class InputElement extends _Element_Merged implements
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   InputElementEvents get on =>
     new InputElementEvents(this);
 
@@ -14982,6 +15008,7 @@ abstract class ButtonInputElement implements InputElementBase {
 
 
 @DocsEditable
+@deprecated
 class InputElementEvents extends ElementEvents {
   @DocsEditable
   InputElementEvents(EventTarget _ptr) : super(_ptr);
@@ -16252,7 +16279,7 @@ class MediaController extends EventTarget {
 
   @DomName('MediaController.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "MediaController_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "MediaController_dispatchEvent_Callback";
 
   @DomName('MediaController.pause')
   @DocsEditable
@@ -16385,6 +16412,7 @@ class MediaElement extends _Element_Merged {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   MediaElementEvents get on =>
     new MediaElementEvents(this);
 
@@ -16771,6 +16799,7 @@ class MediaElement extends _Element_Merged {
 }
 
 @DocsEditable
+@deprecated
 class MediaElementEvents extends ElementEvents {
   @DocsEditable
   MediaElementEvents(EventTarget _ptr) : super(_ptr);
@@ -17076,7 +17105,7 @@ class MediaSource extends EventTarget {
 
   @DomName('MediaSource.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event event) native "MediaSource_dispatchEvent_Callback";
+  bool dispatchEvent(Event event) native "MediaSource_dispatchEvent_Callback";
 
   @DomName('MediaSource.endOfStream')
   @DocsEditable
@@ -17111,6 +17140,7 @@ class MediaStream extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   MediaStreamEvents get on =>
     new MediaStreamEvents(this);
 
@@ -17136,7 +17166,7 @@ class MediaStream extends EventTarget {
 
   @DomName('MediaStream.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event event) native "MediaStream_dispatchEvent_Callback";
+  bool dispatchEvent(Event event) native "MediaStream_dispatchEvent_Callback";
 
   @DomName('MediaStream.getAudioTracks')
   @DocsEditable
@@ -17174,6 +17204,7 @@ class MediaStream extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class MediaStreamEvents extends Events {
   @DocsEditable
   MediaStreamEvents(EventTarget _ptr) : super(_ptr);
@@ -17233,6 +17264,7 @@ class MediaStreamTrack extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   MediaStreamTrackEvents get on =>
     new MediaStreamTrackEvents(this);
 
@@ -17272,7 +17304,7 @@ class MediaStreamTrack extends EventTarget {
 
   @DomName('MediaStreamTrack.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event event) native "MediaStreamTrack_dispatchEvent_Callback";
+  bool dispatchEvent(Event event) native "MediaStreamTrack_dispatchEvent_Callback";
 
   @DomName('MediaStreamTrack.removeEventListener')
   @DocsEditable
@@ -17293,6 +17325,7 @@ class MediaStreamTrack extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class MediaStreamTrackEvents extends Events {
   @DocsEditable
   MediaStreamTrackEvents(EventTarget _ptr) : super(_ptr);
@@ -17451,6 +17484,7 @@ class MessagePort extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   MessagePortEvents get on =>
     new MessagePortEvents(this);
 
@@ -17464,7 +17498,7 @@ class MessagePort extends EventTarget {
 
   @DomName('MessagePort.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "MessagePort_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "MessagePort_dispatchEvent_Callback";
 
   @DomName('MessagePort.postMessage')
   @DocsEditable
@@ -17485,6 +17519,7 @@ class MessagePort extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class MessagePortEvents extends Events {
   @DocsEditable
   MessagePortEvents(EventTarget _ptr) : super(_ptr);
@@ -18677,7 +18712,7 @@ class Node extends EventTarget {
 
   @DomName('Node.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event event) native "Node_dispatchEvent_Callback";
+  bool dispatchEvent(Event event) native "Node_dispatchEvent_Callback";
 
   @DomName('Node.hasChildNodes')
   @DocsEditable
@@ -19051,6 +19086,7 @@ class Notification extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   NotificationEvents get on =>
     new NotificationEvents(this);
 
@@ -19096,7 +19132,7 @@ class Notification extends EventTarget {
 
   @DomName('Notification.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "Notification_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "Notification_dispatchEvent_Callback";
 
   @DomName('Notification.removeEventListener')
   @DocsEditable
@@ -19133,6 +19169,7 @@ class Notification extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class NotificationEvents extends Events {
   @DocsEditable
   NotificationEvents(EventTarget _ptr) : super(_ptr);
@@ -20455,6 +20492,7 @@ class RtcDataChannel extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   RtcDataChannelEvents get on =>
     new RtcDataChannelEvents(this);
 
@@ -20492,7 +20530,7 @@ class RtcDataChannel extends EventTarget {
 
   @DomName('RTCDataChannel.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event event) native "RTCDataChannel_dispatchEvent_Callback";
+  bool dispatchEvent(Event event) native "RTCDataChannel_dispatchEvent_Callback";
 
   @DomName('RTCDataChannel.removeEventListener')
   @DocsEditable
@@ -20553,6 +20591,7 @@ class RtcDataChannel extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class RtcDataChannelEvents extends Events {
   @DocsEditable
   RtcDataChannelEvents(EventTarget _ptr) : super(_ptr);
@@ -20687,6 +20726,7 @@ class RtcPeerConnection extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   RtcPeerConnectionEvents get on =>
     new RtcPeerConnectionEvents(this);
 
@@ -20748,7 +20788,7 @@ class RtcPeerConnection extends EventTarget {
 
   @DomName('RTCPeerConnection.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event event) native "RTCPeerConnection_dispatchEvent_Callback";
+  bool dispatchEvent(Event event) native "RTCPeerConnection_dispatchEvent_Callback";
 
   @DomName('RTCPeerConnection.getStats')
   @DocsEditable
@@ -20809,6 +20849,7 @@ class RtcPeerConnection extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class RtcPeerConnectionEvents extends Events {
   @DocsEditable
   RtcPeerConnectionEvents(EventTarget _ptr) : super(_ptr);
@@ -21458,6 +21499,7 @@ class SharedWorkerContext extends WorkerContext {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   SharedWorkerContextEvents get on =>
     new SharedWorkerContextEvents(this);
 
@@ -21472,6 +21514,7 @@ class SharedWorkerContext extends WorkerContext {
 }
 
 @DocsEditable
+@deprecated
 class SharedWorkerContextEvents extends WorkerContextEvents {
   @DocsEditable
   SharedWorkerContextEvents(EventTarget _ptr) : super(_ptr);
@@ -21702,7 +21745,7 @@ class SourceBufferList extends EventTarget implements List<SourceBuffer> {
 
   @DomName('SourceBufferList.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event event) native "SourceBufferList_dispatchEvent_Callback";
+  bool dispatchEvent(Event event) native "SourceBufferList_dispatchEvent_Callback";
 
   @DomName('SourceBufferList.item')
   @DocsEditable
@@ -22132,6 +22175,7 @@ class SpeechRecognition extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   SpeechRecognitionEvents get on =>
     new SpeechRecognitionEvents(this);
 
@@ -22185,7 +22229,7 @@ class SpeechRecognition extends EventTarget {
 
   @DomName('SpeechRecognition.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "SpeechRecognition_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "SpeechRecognition_dispatchEvent_Callback";
 
   @DomName('SpeechRecognition.removeEventListener')
   @DocsEditable
@@ -22246,6 +22290,7 @@ class SpeechRecognition extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class SpeechRecognitionEvents extends Events {
   @DocsEditable
   SpeechRecognitionEvents(EventTarget _ptr) : super(_ptr);
@@ -23541,6 +23586,7 @@ class TextTrack extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   TextTrackEvents get on =>
     new TextTrackEvents(this);
 
@@ -23582,7 +23628,7 @@ class TextTrack extends EventTarget {
 
   @DomName('TextTrack.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "TextTrack_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "TextTrack_dispatchEvent_Callback";
 
   @DomName('TextTrack.removeCue')
   @DocsEditable
@@ -23599,6 +23645,7 @@ class TextTrack extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class TextTrackEvents extends Events {
   @DocsEditable
   TextTrackEvents(EventTarget _ptr) : super(_ptr);
@@ -23632,6 +23679,7 @@ class TextTrackCue extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   TextTrackCueEvents get on =>
     new TextTrackCueEvents(this);
 
@@ -23733,7 +23781,7 @@ class TextTrackCue extends EventTarget {
 
   @DomName('TextTrackCue.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "TextTrackCue_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "TextTrackCue_dispatchEvent_Callback";
 
   @DomName('TextTrackCue.getCueAsHTML')
   @DocsEditable
@@ -23754,6 +23802,7 @@ class TextTrackCue extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class TextTrackCueEvents extends Events {
   @DocsEditable
   TextTrackCueEvents(EventTarget _ptr) : super(_ptr);
@@ -23975,6 +24024,7 @@ class TextTrackList extends EventTarget implements List<TextTrack> {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   TextTrackListEvents get on =>
     new TextTrackListEvents(this);
 
@@ -24156,7 +24206,7 @@ class TextTrackList extends EventTarget implements List<TextTrack> {
 
   @DomName('TextTrackList.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "TextTrackList_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "TextTrackList_dispatchEvent_Callback";
 
   @DomName('TextTrackList.item')
   @DocsEditable
@@ -24173,6 +24223,7 @@ class TextTrackList extends EventTarget implements List<TextTrack> {
 }
 
 @DocsEditable
+@deprecated
 class TextTrackListEvents extends Events {
   @DocsEditable
   TextTrackListEvents(EventTarget _ptr) : super(_ptr);
@@ -27533,7 +27584,7 @@ class WebKitNamedFlow extends EventTarget {
 
   @DomName('WebKitNamedFlow.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event event) native "WebKitNamedFlow_dispatchEvent_Callback";
+  bool dispatchEvent(Event event) native "WebKitNamedFlow_dispatchEvent_Callback";
 
   @DomName('WebKitNamedFlow.getContent')
   @DocsEditable
@@ -27593,6 +27644,7 @@ class WebSocket extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   WebSocketEvents get on =>
     new WebSocketEvents(this);
 
@@ -27666,7 +27718,7 @@ class WebSocket extends EventTarget {
 
   @DomName('WebSocket.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "WebSocket_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "WebSocket_dispatchEvent_Callback";
 
   @DomName('WebSocket.removeEventListener')
   @DocsEditable
@@ -27695,6 +27747,7 @@ class WebSocket extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class WebSocketEvents extends Events {
   @DocsEditable
   WebSocketEvents(EventTarget _ptr) : super(_ptr);
@@ -27878,6 +27931,7 @@ class Window extends EventTarget implements WindowBase {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   WindowEvents get on =>
     new WindowEvents(this);
 
@@ -28145,7 +28199,7 @@ class Window extends EventTarget implements WindowBase {
 
   @DomName('DOMWindow.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "DOMWindow_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "DOMWindow_dispatchEvent_Callback";
 
   @DomName('DOMWindow.find')
   @DocsEditable
@@ -28486,6 +28540,7 @@ class Window extends EventTarget implements WindowBase {
 }
 
 @DocsEditable
+@deprecated
 class WindowEvents extends Events {
   @DocsEditable
   WindowEvents(EventTarget _ptr) : super(_ptr);
@@ -28734,6 +28789,7 @@ class Worker extends AbstractWorker {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   WorkerEvents get on =>
     new WorkerEvents(this);
 
@@ -28752,6 +28808,7 @@ class Worker extends AbstractWorker {
 }
 
 @DocsEditable
+@deprecated
 class WorkerEvents extends AbstractWorkerEvents {
   @DocsEditable
   WorkerEvents(EventTarget _ptr) : super(_ptr);
@@ -28777,6 +28834,7 @@ class WorkerContext extends EventTarget {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   WorkerContextEvents get on =>
     new WorkerContextEvents(this);
 
@@ -28826,7 +28884,7 @@ class WorkerContext extends EventTarget {
 
   @DomName('WorkerContext.dispatchEvent')
   @DocsEditable
-  bool $dom_dispatchEvent(Event evt) native "WorkerContext_dispatchEvent_Callback";
+  bool dispatchEvent(Event evt) native "WorkerContext_dispatchEvent_Callback";
 
   @DomName('WorkerContext.importScripts')
   @DocsEditable
@@ -28883,6 +28941,7 @@ class WorkerContext extends EventTarget {
 }
 
 @DocsEditable
+@deprecated
 class WorkerContextEvents extends Events {
   @DocsEditable
   WorkerContextEvents(EventTarget _ptr) : super(_ptr);
@@ -30368,12 +30427,14 @@ class _FrameSetElement extends _Element_Merged {
 
   @DocsEditable
   @DomName('EventTarget.addEventListener, EventTarget.removeEventListener, EventTarget.dispatchEvent')
+  @deprecated
   _FrameSetElementEvents get on =>
     new _FrameSetElementEvents(this);
 
 }
 
 @DocsEditable
+@deprecated
 class _FrameSetElementEvents extends ElementEvents {
   @DocsEditable
   _FrameSetElementEvents(EventTarget _ptr) : super(_ptr);
@@ -33837,7 +33898,7 @@ get _isolateId => ReceivePortSync._isolateId;
 
 void _dispatchEvent(String receiver, var message) {
   var event = new CustomEvent(receiver, false, false, json.stringify(message));
-  window.$dom_dispatchEvent(event);
+  window.dispatchEvent(event);
 }
 
 String _getPortSyncEventData(CustomEvent event) => event.detail;