gamepad API is not supported in IE or Safari

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.
 
 interactive_test: Skip # Must be run manually.
 cross_frame_test: Skip # Test reloads itself. Issue 18558
 
 [ $compiler == none && ($runtime == dartium || $runtime == drt) ]
 
 mirrors_js_typed_interop_test: Fail # Missing expected failure (Issue 25044)
@@ skipping 133 matching lines @@
 storage_test: Pass, RuntimeError # Issue 22166
 postmessage_structured_test/more_primitives: Fail # Does not support the MessageEvent constructor.
 notification_test/supported_notification: Fail # Notification not supported on IE
 event_test: RuntimeError # Issue 23437. Only three failures, but hard to break them out.
 wheelevent_test: RuntimeError # Issue 23437
 text_event_test: RuntimeError # Issue 23437
 transition_event_test/functional: Skip # Times out. Issue 22167
 request_animation_frame_test: Skip # Times out. Issue 22167
 js_util_test/callConstructor: RuntimeError # Issue 26978
 element_animate_test: Fail # Element.animate not supported on these browsers.
+gamepad_test: Fail # IE does not support Navigator.getGamepads()
 
 [$runtime == ie10 ]
 # 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/supportsPointConversions: Fail
 element_types_test/supported_content: Fail
 element_types_test/supported_details: Fail
@@ skipping 99 matching lines @@
 audiocontext_test/functional: Pass, Fail
 
 [ $runtime == safari || $runtime == safarimobilesim ]
 worker_api_test: Skip # Issue 13221
 webgl_1_test: Pass, Fail # Issue 8219
 canvasrenderingcontext2d_test/drawImage_video_element: Fail # Safari does not support drawImage w/ video element
 canvasrenderingcontext2d_test/drawImage_video_element_dataUrl: Fail # Safari does not support drawImage w/ video element
 element_test: Pass, Fail # Issue 21434
 mediasource_test: Pass, Fail # MediaSource only available on Safari 8 desktop, we can't express that.
 element_animate_test: Fail # Element.animate not supported on these browsers.
+gamepad_test: Fail # Safari does not support Navigator.getGamepads()
 
 # Safari Feature support statuses-
 # All changes should be accompanied by platform support annotation changes.
 element_types_test/supported_content: Fail
 element_types_test/supported_datalist: Fail
 element_types_test/supported_shadow: Fail
 fileapi_test/supported: Fail
 indexeddb_1_test/supportsDatabaseNames: Fail
 media_stream_test/supported_MediaStreamEvent: Fail
 media_stream_test/supported_MediaStreamTrackEvent: Fail
@@ skipping 134 matching lines @@
 # These are raw dart:js tests that fail due to bugs in the CPS IR:
 js_test/Dart_functions: RuntimeError # Tree-shaking an escaping closure #25720
 
 [ $compiler == dart2js && $cps_ir && $host_checked ]
 js_typed_interop_default_arg_test/none: Crash # Issue 25911
 js_typed_interop_default_arg_test/default_value: Crash # Issue 25911
 js_typed_interop_default_arg_test/explicit_argument: Crash # Issue 25911
 
 [ $compiler == dart2js && $cps_ir && $checked ]
 *: Skip # `assert` not implemented