Making ScriptProcessorNode not an EventTarget.

tests/html/html.status

 # Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 window_open_test: Skip # http://dartbug.com/5151
 async_window_test: Skip #TODO(gram): investigating
 
 event_test: Skip  # Issue 1996
 custom_elements_test: Skip # Not yet implemented.
 interactive_test: Skip # Must be run manually.
 
 # Layout tests are only supported on DRT.
 [ $runtime == ie9 || $runtime == ie10 || $runtime == safari || $runtime == ff || $runtime == chrome || $runtime == opera ]
 *layout_test: Skip
 
 [ $runtime == chrome ]
 touchevent_test/supported: Fail
 
 [$runtime == drt || $runtime == dartium || $runtime == chrome]
 webgl_1_test: Pass, Fail # Issue 8219
 
-[ $runtime == drt || $runtime == chrome]
+[ $runtime == drt || ($runtime == chrome && $system == windows) ]
 audiobuffersourcenode_test: Pass, Fail, Timeout, Crash # AudiobufferSourceNode is flaky on Chrome and Dartium - filed issue 8021 for the timeout.
 audiocontext_test: Pass, Timeout, Crash  # Issue 8021.
 
+[ $compiler == none ]
+audiocontext_test: Skip  # Issue 9094.
+
 [ $compiler == none && ($runtime == drt || $runtime == dartium) ]
 request_animation_frame_test: Skip   # drt hangs; requestAnimationFrame not implemented
 
 [ $compiler == none && ($runtime == drt || $runtime == dartium) && $system == windows]
 websql_test: Skip # Issue 4941: stderr contains a backtrace.
 
 [ $compiler == none && ($runtime == drt || $runtime == dartium) && $mode == debug]
 websql_test: Fail, Pass # Issue 4941: stderr contains a backtrace.
 
-[ $compiler == none && $runtime == drt && $system == macos]
-audiocontext_test: Pass, Fail
-
 [ $compiler == dart2js && $runtime == drt && $system == macos]
 audiobuffersourcenode_test: Pass, Fail
 
 [$runtime == ie10 ]
-audiobuffersourcenode_test: Fail
-audiocontext_test: Fail
 dromaeo_smoke_test: Skip #TODO(efortuna): investigating.
 element_test/click: Fail                # IE does not support firing this event.
 history_test/history: Pass, Fail # issue 8183
 isolates_test: Skip
 microtask_test: Fail, Pass # Appears to be flaky
 native_gc_test: Fail, Pass # BUG(7774): Untriaged.
 serialized_script_value_test: Fail
 storage_test: Fail, Pass
 websocket_test/websocket: Fail # TODO(efortuna): Issue 7875.
 window_open_test: Skip
 
 # IE10 Feature support statuses-
 # All changes should be accompanied by platform support annotation changes.
+audiobuffersourcenode_test/supported: Fail
+audiocontext_test/supported: Fail
 crypto_test/supported: Fail
 css_test/supported_CssMatrix: Fail
 css_test/supported_DomPoint: Fail
 document_test/supports_cssCanvasContext: Fail
 element_types_test/supported_content: Fail
 element_types_test/supported_details: Fail
 element_types_test/supported_keygen: Fail
 element_types_test/supported_meter: Fail
 element_types_test/supported_output: Fail
 element_types_test/supported_shadow: Fail
@@ skipping 19 matching lines @@
 svgelement_test/supported_animateTransform: Fail
 svgelement_test/supported_foreignObject: Fail
 svgelement_test/supported_set: Fail
 touchevent_test/supported: Fail
 webgl_1_test/supported: Fail
 websql_test/supported: Fail
 xhr_test/supported_HttpRequestProgressEvent: Fail
 xsltprocessor_test/supported: Fail
 
 [ $runtime == ie9 ]
-audiobuffersourcenode_test: Fail
-audiocontext_test: Fail
 blob_constructor_test: Fail
 dom_constructors_test: Fail
 dromaeo_smoke_test: Skip #TODO(efortuna): investigating.
 element_test/click: Fail                # IE does not support firing this event.
 element_test/matches: Fail # IE9 does not support matches
 form_element_test: Fail # Issue 4793.
 isolates_test: Skip         # BUG(4016)
 localstorage_test: Fail
 microtask_test: Pass, Fail # http://dartbug.com/8300
 postmessage_structured_test: Skip   # BUG(5685): times out.
 serialized_script_value_test: Fail
 url_test: Fail              # IE9 does not support createObjectURL (it is supported in IE10)
 window_open_test: Skip      # BUG(4016)
 xhr_cross_origin_test: Fail # Issue 6016.
 canvasrenderingcontext2d_test: Pass, Fail # flaky drawImage. BUG(9189)
 
 # IE9 Feature support statuses-
 # All changes should be accompanied by platform support annotation changes.
+audiobuffersourcenode_test/supported: Fail
+audiocontext_test/supported: Fail
 cache_test/supported: Fail
 crypto_test/supported: Fail
 css_test/supported_CssMatrix: Fail
 css_test/supported_DomPoint: Fail
 document_test/supports_cssCanvasContext: Fail
 element_types_test/supported_content: Fail
 element_types_test/supported_datalist: Fail
 element_types_test/supported_details: Fail
 element_types_test/supported_keygen: Fail
 element_types_test/supported_meter: Fail
@@ skipping 138 matching lines @@
 indexeddb_1_test/supportsDatabaseNames: Fail
 mutationobserver_test/supported: Fail
 notifications_test/supported: Fail
 performance_api_test/supported: Fail
 speechrecognition_test/supported: Fail
 svg_test/supported_externalResourcesRequired: Fail
 svg_test/supported_langSpace: Fail
 websql_test/supported: Fail
 
 [ $runtime == ff ]
-audiobuffersourcenode_test: Fail # FF only has Audio element.
-audiocontext_test: Fail      # FF only has Audio element
 dart_object_local_storage_test: Skip  # sessionStorage NS_ERROR_DOM_NOT_SUPPORTED_ERR
 dromaeo_smoke_test: Pass, Fail # Issue: 8257
 webgl_1_test: Pass, Fail   # Issue 8219
 postmessage_structured_test: Fail
 
 # FireFox Feature support statuses-
 # All changes should be accompanied by platform support annotation changes.
+audiobuffersourcenode_test/supported: Fail
+audiocontext_test/supported: Fail
 crypto_test/supported: Fail
 css_test/supported_CssMatrix: Fail
 css_test/supported_DomPoint: Fail
 document_test/supports_cssCanvasContext: Fail
 element_types_test/supported_content: Fail
 element_types_test/supported_details: Fail
 element_types_test/supported_embed: Fail
 element_types_test/supported_keygen: Fail
 element_types_test/supported_object: Fail
 element_types_test/supported_shadow: Fail
@@ skipping 39 matching lines @@
 
 [ $compiler == dart2js && $runtime == drt && $unchecked ]
 #indexeddb_5_test/functional: Fail, Pass # http://dartbug.com/8851
 
 [ $compiler == dart2js && $csp && ($runtime == drt || $runtime == safari || $runtime == ff || $runtime == chrome) ]
 js_interop_1_test: Skip            # Test cannot run under CSP restrictions (times out).
 js_interop_2_test: Fail, OK        # Test cannot run under CSP restrictions.
 js_interop_3_test: Skip            # Test cannot run under CSP restrictions (times out).
 postmessage_structured_test: Skip  # Test cannot run under CSP restrictions (times out).
 shadow_dom_layout_test: Fail, OK   # Test cannot run under CSP restrictions.