Generate all runtime files from dart.

tool/sdk_expected_errors.txt

Index: tool/sdk_expected_errors.txt
diff --git a/tool/sdk_expected_errors.txt b/tool/sdk_expected_errors.txt
index e7f2696faf75c2a4b7d5ab9962e529f6224efd6c..365a5249b89ff917b2b8bb9a1e60ec956106261b 100644
--- a/tool/sdk_expected_errors.txt
+++ b/tool/sdk_expected_errors.txt
@@ -6,8 +6,8 @@ warning: [DOWN_CAST_COMPOSITE] msg['args'] (dynamic) will need runtime check to
 warning: [DOWN_CAST_COMPOSITE] JS('var', r'#.pop()', this) (dynamic) will need runtime check to cast to type E (dart:_interceptors/js_array.dart, line 80, col 12)
 warning: [DOWN_CAST_COMPOSITE] JS('', '#[#]', this, i) (dynamic) will need runtime check to cast to type E (dart:_interceptors/js_array.dart, line 125, col 9)
 warning: [DOWN_CAST_COMPOSITE] JS('var', '#[#]', this, index) (dynamic) will need runtime check to cast to type E (dart:_interceptors/js_array.dart, line 313, col 12)
-warning: [DOWN_CAST_COMPOSITE] charCodes (dynamic) will need runtime check to cast to type List<int> (dart:_js_helper, line 264, col 31)
-warning: [DOWN_CAST_COMPOSITE] JS('', '#.value', ret) (dynamic) will need runtime check to cast to type E (dart:_js_helper, line 779, col 16)
+warning: [DOWN_CAST_COMPOSITE] charCodes (dynamic) will need runtime check to cast to type List<int> (dart:_js_helper, line 265, col 31)
+warning: [DOWN_CAST_COMPOSITE] JS('', '#.value', ret) (dynamic) will need runtime check to cast to type E (dart:_js_helper, line 780, col 16)
 warning: [DOWN_CAST_COMPOSITE] JS('JSExtendableArray', r'#.split(#)', this, pattern) (dynamic) will need runtime check to cast to type List<String> (dart:_interceptors/js_string.dart, line 86, col 14)
 warning: [DOWN_CAST_COMPOSITE] JS('JSExtendableArray', r'#.split(#)', this, re) (dynamic) will need runtime check to cast to type List<String> (dart:_interceptors/js_string.dart, line 89, col 14)
 warning: [DOWN_CAST_COMPOSITE] JS('JSExtendableArray|Null', r'#.exec(#)', _nativeRegExp, checkString(string)) (dynamic) will need runtime check to cast to type List<String> (dart:_js_helper/regexp_helper.dart, line 108, col 22)
@@ -240,10 +240,6 @@ warning: [DOWN_CAST_COMPOSITE] test ((dynamic) → bool) will need runtime check
 warning: [DOWN_CAST_COMPOSITE] list (List<dynamic>) will need runtime check to cast to type Iterable<T> (dart:_internal/iterable.dart, line 997, col 40)
 warning: [DOWN_CAST_COMPOSITE] list (List<dynamic>) will need runtime check to cast to type Iterable<T> (dart:_internal/iterable.dart, line 1033, col 35)
 warning: [DOWN_CAST_COMPOSITE] l (List<dynamic>) will need runtime check to cast to type List<T> (dart:_internal/iterable.dart, line 1115, col 31)
-warning: [DOWN_CAST_COMPOSITE] _convertToJS ((dynamic) → dynamic) will need runtime check to cast to type (E) → dynamic (dart:js, line 326, col 44)
-warning: [DOWN_CAST_COMPOSITE] super[index] (dynamic) will need runtime check to cast to type E (dart:js, line 359, col 12)
-warning: [DOWN_CAST_COMPOSITE] callMethod('splice', [index, 1])[0] (dynamic) will need runtime check to cast to type E (dart:js, line 405, col 12)
-warning: [DOWN_CAST_COMPOSITE] callMethod('pop') (dynamic) will need runtime check to cast to type E (dart:js, line 410, col 12)
 warning: [DOWN_CAST_COMPOSITE] (a + b) * a * b (num) will need runtime check to cast to type T (dart:math, line 85, col 16)
 warning: [DOWN_CAST_COMPOSITE] a + b (num) will need runtime check to cast to type T (dart:math, line 120, col 16)
 warning: [DOWN_CAST_COMPOSITE] x + other.x (num) will need runtime check to cast to type T (dart:math/point.dart, line 37, col 25)
@@ -273,36 +269,40 @@ warning: [DOWN_CAST_COMPOSITE] max(a.x, b.x) - left (num) will need runtime chec
 warning: [DOWN_CAST_COMPOSITE] max(a.y, b.y) - top (num) will need runtime check to cast to type T (dart:math/rectangle.dart, line 231, col 16)
 warning: [DOWN_CAST_COMPOSITE] _clampToZero(width) (num) will need runtime check to cast to type T (dart:math/rectangle.dart, line 247, col 28)
 warning: [DOWN_CAST_COMPOSITE] _clampToZero(height) (num) will need runtime check to cast to type T (dart:math/rectangle.dart, line 263, col 30)
+warning: [DOWN_CAST_COMPOSITE] _convertToJS ((dynamic) → dynamic) will need runtime check to cast to type (E) → dynamic (dart:js, line 326, col 44)
+warning: [DOWN_CAST_COMPOSITE] super[index] (dynamic) will need runtime check to cast to type E (dart:js, line 359, col 12)
+warning: [DOWN_CAST_COMPOSITE] callMethod('splice', [index, 1])[0] (dynamic) will need runtime check to cast to type E (dart:js, line 405, col 12)
+warning: [DOWN_CAST_COMPOSITE] callMethod('pop') (dynamic) will need runtime check to cast to type E (dart:js, line 410, col 12)
 warning: [DOWN_CAST_COMPOSITE] interfaceThunk() (dynamic) will need runtime check to cast to type List<Type> (dart:_js_mirrors, line 127, col 31)
 severe: [AnalyzerMessage] The setter 'classes' is not defined for the class 'Node' (dart:html, line 5484, col 32)
 severe: [AnalyzerMessage] The method '_registerCustomElement' is not defined for the class 'HtmlDocument' (dart:html, line 8391, col 5)
-severe: [AnalyzerMessage] 14 positional arguments expected, but 18 found (dart:html, line 10927, col 185)
-severe: [AnalyzerMessage] The getter 'name' is not defined for the class 'Node' (dart:html, line 14476, col 32)
-severe: [AnalyzerMessage] The getter 'value' is not defined for the class 'Node' (dart:html, line 14488, col 34)
-severe: [INVALID_FIELD_OVERRIDE] Field declaration MutableRectangle<num>.left cannot be overridden in CssRect. (dart:html, line 15163, col 3)
-severe: [INVALID_FIELD_OVERRIDE] Field declaration MutableRectangle<num>.top cannot be overridden in CssRect. (dart:html, line 15165, col 3)
-severe: [AnalyzerMessage] The method 'matchesWithAncestors' is not defined for the class 'EventTarget' (dart:html, line 15762, col 31)
-severe: [AnalyzerMessage] The method 'matchesWithAncestors' is not defined for the class 'EventTarget' (dart:html, line 15786, col 31)
-severe: [AnalyzerMessage] Missing concrete implementation of 'EventTarget._addEventListener_1', 'EventTarget._removeEventListener_3', 'EventTarget._removeEventListener_1', 'EventTarget._removeEventListener_2' and 7 more (dart:html, line 18495, col 7)
-severe: [AnalyzerMessage] Missing concrete implementation of 'Event._stopImmediatePropagation_1', getter 'DartHtmlDomObject.raw', 'Event._preventDefault_1', setter 'DartHtmlDomObject.raw' and 4 more (dart:html, line 18643, col 7)
-severe: [AnalyzerMessage] The method 'makeLeafDispatchRecord' is not defined for the class 'KeyEvent' (dart:html, line 18689, col 12)
-severe: [AnalyzerMessage] The method 'setDispatchProperty' is not defined for the class 'KeyEvent' (dart:html, line 18759, col 5)
-severe: [AnalyzerMessage] Undefined class 'DataTransfer' (dart:html, line 18803, col 3)
-severe: [AnalyzerMessage] The getter 'clipboardData' is not defined for the class 'KeyboardEvent' (dart:html, line 18803, col 45)
-severe: [AnalyzerMessage] Missing concrete implementation of setter 'DartHtmlDomObject.raw', 'Event._initEvent_1', getter 'DartHtmlDomObject.raw', 'Event._stopImmediatePropagation_1' and 2 more (dart:html, line 18877, col 7)
-severe: [AnalyzerMessage] Undefined class 'DataTransfer' (dart:html, line 18889, col 3)
-severe: [AnalyzerMessage] The getter 'clipboardData' is not defined for the class 'Event' (dart:html, line 18889, col 45)
-severe: [AnalyzerMessage] The method 'matches' is not defined for the class 'EventTarget' (dart:html, line 18935, col 18)
-severe: [AnalyzerMessage] The getter 'parent' is not defined for the class 'EventTarget' (dart:html, line 18936, col 23)
-severe: [AnalyzerMessage] The getter 'parent' is not defined for the class 'EventTarget' (dart:html, line 18937, col 56)
-severe: [AnalyzerMessage] Directives must appear before any declarations (dart:html, line 19340, col 1)
-severe: [AnalyzerMessage] The name 'Entry' is not a type and cannot be used as a parameterized type (dart:html, line 19406, col 44)
-severe: [AnalyzerMessage] Expected to find ';' (dart:html, line 19457, col 48)
-severe: [AnalyzerMessage] Undefined name 'console' (dart:html, line 19465, col 7)
-severe: [AnalyzerMessage] Undefined name 'console' (dart:html, line 19471, col 5)
-severe: [AnalyzerMessage] Undefined name 'js' (dart:html, line 19488, col 21)
-severe: [AnalyzerMessage] Undefined name 'js' (dart:html, line 19489, col 23)
-severe: [AnalyzerMessage] Undefined name 'js' (dart:html, line 19490, col 20)
+severe: [AnalyzerMessage] 14 positional arguments expected, but 18 found (dart:html, line 10953, col 185)
+severe: [AnalyzerMessage] The getter 'name' is not defined for the class 'Node' (dart:html, line 14585, col 32)
+severe: [AnalyzerMessage] The getter 'value' is not defined for the class 'Node' (dart:html, line 14597, col 34)
+severe: [INVALID_FIELD_OVERRIDE] Field declaration MutableRectangle<num>.left cannot be overridden in CssRect. (dart:html, line 15272, col 3)
+severe: [INVALID_FIELD_OVERRIDE] Field declaration MutableRectangle<num>.top cannot be overridden in CssRect. (dart:html, line 15274, col 3)
+severe: [AnalyzerMessage] The method 'matchesWithAncestors' is not defined for the class 'EventTarget' (dart:html, line 15871, col 31)
+severe: [AnalyzerMessage] The method 'matchesWithAncestors' is not defined for the class 'EventTarget' (dart:html, line 15895, col 31)
+severe: [AnalyzerMessage] Missing concrete implementation of 'EventTarget._addEventListener_1', 'EventTarget._removeEventListener_3', 'EventTarget._removeEventListener_1', 'EventTarget._removeEventListener_2' and 7 more (dart:html, line 18604, col 7)
+severe: [AnalyzerMessage] Missing concrete implementation of 'Event._stopImmediatePropagation_1', getter 'DartHtmlDomObject.raw', 'Event._preventDefault_1', setter 'DartHtmlDomObject.raw' and 4 more (dart:html, line 18752, col 7)
+severe: [AnalyzerMessage] The method 'makeLeafDispatchRecord' is not defined for the class 'KeyEvent' (dart:html, line 18798, col 12)
+severe: [AnalyzerMessage] The method 'setDispatchProperty' is not defined for the class 'KeyEvent' (dart:html, line 18868, col 5)
+severe: [AnalyzerMessage] Undefined class 'DataTransfer' (dart:html, line 18912, col 3)
+severe: [AnalyzerMessage] The getter 'clipboardData' is not defined for the class 'KeyboardEvent' (dart:html, line 18912, col 45)
+severe: [AnalyzerMessage] Missing concrete implementation of setter 'DartHtmlDomObject.raw', 'Event._initEvent_1', getter 'DartHtmlDomObject.raw', 'Event._stopImmediatePropagation_1' and 2 more (dart:html, line 18986, col 7)
+severe: [AnalyzerMessage] Undefined class 'DataTransfer' (dart:html, line 18998, col 3)
+severe: [AnalyzerMessage] The getter 'clipboardData' is not defined for the class 'Event' (dart:html, line 18998, col 45)
+severe: [AnalyzerMessage] The method 'matches' is not defined for the class 'EventTarget' (dart:html, line 19044, col 18)
+severe: [AnalyzerMessage] The getter 'parent' is not defined for the class 'EventTarget' (dart:html, line 19045, col 23)
+severe: [AnalyzerMessage] The getter 'parent' is not defined for the class 'EventTarget' (dart:html, line 19046, col 56)
+severe: [AnalyzerMessage] Directives must appear before any declarations (dart:html, line 19449, col 1)
+severe: [AnalyzerMessage] The name 'Entry' is not a type and cannot be used as a parameterized type (dart:html, line 19515, col 44)
+severe: [AnalyzerMessage] Expected to find ';' (dart:html, line 19566, col 48)
+severe: [AnalyzerMessage] Undefined name 'console' (dart:html, line 19574, col 7)
+severe: [AnalyzerMessage] Undefined name 'console' (dart:html, line 19580, col 5)
+severe: [AnalyzerMessage] Undefined name 'js' (dart:html, line 19597, col 21)
+severe: [AnalyzerMessage] Undefined name 'js' (dart:html, line 19598, col 23)
+severe: [AnalyzerMessage] Undefined name 'js' (dart:html, line 19599, col 20)
 severe: [AnalyzerMessage] The name 'File' is not defined and cannot be used in an 'is' expression (dart:html_common/conversions.dart, line 103, col 14)
 severe: [AnalyzerMessage] The name 'Blob' is not defined and cannot be used in an 'is' expression (dart:html_common/conversions.dart, line 104, col 14)
 severe: [AnalyzerMessage] The name 'FileList' is not defined and cannot be used in an 'is' expression (dart:html_common/conversions.dart, line 105, col 14)
@@ -331,37 +331,37 @@ warning: [DOWN_CAST_COMPOSITE] test ((dynamic) → bool) will need runtime check
 warning: [DOWN_CAST_COMPOSITE] copy (List<dynamic>) will need runtime check to cast to type Iterable<Element> (dart:html, line 5818, col 21)
 warning: [DOWN_CAST_COMPOSITE] wrap_jso(JS("List<Node>", "#.children", this.raw)) (dynamic) will need runtime check to cast to type List<Node> (dart:html, line 7344, col 31)
 warning: [DOWN_CAST_COMPOSITE] wrap_jso(JS("List<Node>", "#.path", this.raw)) (dynamic) will need runtime check to cast to type List<Node> (dart:html, line 7646, col 26)
-warning: [DOWN_CAST_COMPOSITE] request(url, method: method, sendData: sendData).then((xhr) {return xhr.responseText;}) (Future<dynamic>) will need runtime check to cast to type Future<String> (dart:html, line 8736, col 14)
-warning: [DOWN_CAST_COMPOSITE] wrap_jso(JS("List<Node>", "#.labels", this.raw)) (dynamic) will need runtime check to cast to type List<Node> (dart:html, line 9657, col 28)
-warning: [DOWN_CAST_COMPOSITE] copy (List<dynamic>) will need runtime check to cast to type Iterable<Node> (dart:html, line 11251, col 23)
-warning: [DOWN_CAST_COMPOSITE] wrap_jso(JS('List', '#.childNodes', this.raw)) (dynamic) will need runtime check to cast to type List<Node> (dart:html, line 11333, col 32)
-warning: [DOWN_CAST_COMPOSITE] wrap_jso(JS("List<Node>", "#.children", this.raw)) (dynamic) will need runtime check to cast to type List<Node> (dart:html, line 11855, col 31)
-warning: [DOWN_CAST_COMPOSITE] wrap_jso(JS("List<Node>", "#.raw.querySelectorAll(#)", this, unwrap_jso(selectors))) (dynamic) will need runtime check to cast to type List<Node> (dart:html, line 11863, col 53)
-warning: [DOWN_CAST_COMPOSITE] _wrapZone(callback) (dynamic) will need runtime check to cast to type (num) → void (dart:html, line 12852, col 35)
-warning: [DOWN_CAST_COMPOSITE] _HEIGHT (List<dynamic>) will need runtime check to cast to type List<String> (dart:html, line 15014, col 32)
-warning: [DOWN_CAST_COMPOSITE] _WIDTH (List<dynamic>) will need runtime check to cast to type List<String> (dart:html, line 15017, col 32)
-warning: [DOWN_CAST_COMPOSITE] elementList (dynamic) will need runtime check to cast to type List<Element> (dart:html, line 15070, col 20)
-warning: [DOWN_CAST_COMPOSITE] _HEIGHT (List<dynamic>) will need runtime check to cast to type List<String> (dart:html, line 15104, col 32)
-warning: [DOWN_CAST_COMPOSITE] _WIDTH (List<dynamic>) will need runtime check to cast to type List<String> (dart:html, line 15106, col 32)
-warning: [DOWN_CAST_COMPOSITE] _HEIGHT (List<dynamic>) will need runtime check to cast to type List<String> (dart:html, line 15136, col 32)
-warning: [DOWN_CAST_COMPOSITE] _WIDTH (List<dynamic>) will need runtime check to cast to type List<String> (dart:html, line 15138, col 55)
-warning: [DOWN_CAST_COMPOSITE] e (ElementList<dynamic>) will need runtime check to cast to type Iterable<Element> (dart:html, line 15683, col 44)
-warning: [DOWN_CAST_COMPOSITE] this.where((event) => event.target.matchesWithAncestors(selector)).map((e) {e._selector = selector; return e;}) (Stream<dynamic>) will need runtime check to cast to type Stream<T> (dart:html, line 15761, col 41)
-warning: [DOWN_CAST_COMPOSITE] this.where((event) => event.target.matchesWithAncestors(selector)).map((e) {e._selector = selector; return e;}) (Stream<dynamic>) will need runtime check to cast to type Stream<T> (dart:html, line 15785, col 41)
-warning: [DOWN_CAST_COMPOSITE] pool.stream.listen(onData, onError: onError, onDone: onDone, cancelOnError: cancelOnError) (StreamSubscription<dynamic>) will need runtime check to cast to type StreamSubscription<T> (dart:html, line 15800, col 12)
-warning: [DOWN_CAST_COMPOSITE] pool.stream.listen(onData) (StreamSubscription<dynamic>) will need runtime check to cast to type StreamSubscription<T> (dart:html, line 15809, col 12)
-warning: [DOWN_CAST_COMPOSITE] _onData (dynamic) will need runtime check to cast to type (Event) → dynamic (dart:html, line 15879, col 44)
-warning: [DOWN_CAST_COMPOSITE] _onData (dynamic) will need runtime check to cast to type (Event) → dynamic (dart:html, line 15885, col 47)
-warning: [DOWN_CAST_COMPOSITE] e (ElementList<dynamic>) will need runtime check to cast to type Iterable<Element> (dart:html, line 16029, col 44)
-warning: [DOWN_CAST_COMPOSITE] attrs (dynamic) will need runtime check to cast to type Iterable<String> (dart:html, line 17950, col 9)
-warning: [DOWN_CAST_COMPOSITE] uriAttrs (dynamic) will need runtime check to cast to type Iterable<String> (dart:html, line 17951, col 9)
-warning: [DOWN_CAST_COMPOSITE] attrs (dynamic) will need runtime check to cast to type Iterable<String> (dart:html, line 17988, col 9)
-warning: [DOWN_CAST_COMPOSITE] uriAttrs (dynamic) will need runtime check to cast to type Iterable<String> (dart:html, line 17989, col 9)
-warning: [DOWN_CAST_COMPOSITE] allowedElements ?? const [] (Object) will need runtime check to cast to type Iterable<String> (dart:html, line 18121, col 33)
-warning: [DOWN_CAST_COMPOSITE] allowedAttributes ?? const [] (Object) will need runtime check to cast to type Iterable<String> (dart:html, line 18122, col 25)
-warning: [DOWN_CAST_COMPOSITE] allowedUriAttributes ?? const [] (Object) will need runtime check to cast to type Iterable<String> (dart:html, line 18123, col 28)
-warning: [DOWN_CAST_COMPOSITE] _list[index] (dynamic) will need runtime check to cast to type E (dart:html, line 18309, col 31)
-warning: [DOWN_CAST_COMPOSITE] _list.removeAt(index) (dynamic) will need runtime check to cast to type E (dart:html, line 18323, col 28)
-warning: [DOWN_CAST_COMPOSITE] _list (List<dynamic>) will need runtime check to cast to type List<Node> (dart:html, line 18339, col 29)
-warning: [DOWN_CAST_COMPOSITE] _iterator.current (dynamic) will need runtime check to cast to type E (dart:html, line 18354, col 20)
+warning: [DOWN_CAST_COMPOSITE] request(url, method: method, sendData: sendData).then((xhr) {return xhr.responseText;}) (Future<dynamic>) will need runtime check to cast to type Future<String> (dart:html, line 8762, col 14)
+warning: [DOWN_CAST_COMPOSITE] wrap_jso(JS("List<Node>", "#.labels", this.raw)) (dynamic) will need runtime check to cast to type List<Node> (dart:html, line 9683, col 28)
+warning: [DOWN_CAST_COMPOSITE] copy (List<dynamic>) will need runtime check to cast to type Iterable<Node> (dart:html, line 11280, col 23)
+warning: [DOWN_CAST_COMPOSITE] wrap_jso(JS('List', '#.childNodes', this.raw)) (dynamic) will need runtime check to cast to type List<Node> (dart:html, line 11362, col 32)
+warning: [DOWN_CAST_COMPOSITE] wrap_jso(JS("List<Node>", "#.children", this.raw)) (dynamic) will need runtime check to cast to type List<Node> (dart:html, line 11884, col 31)
+warning: [DOWN_CAST_COMPOSITE] wrap_jso(JS("List<Node>", "#.raw.querySelectorAll(#)", this, unwrap_jso(selectors))) (dynamic) will need runtime check to cast to type List<Node> (dart:html, line 11892, col 53)
+warning: [DOWN_CAST_COMPOSITE] _wrapZone(callback) (dynamic) will need runtime check to cast to type (num) → void (dart:html, line 12949, col 35)
+warning: [DOWN_CAST_COMPOSITE] _HEIGHT (List<dynamic>) will need runtime check to cast to type List<String> (dart:html, line 15123, col 32)
+warning: [DOWN_CAST_COMPOSITE] _WIDTH (List<dynamic>) will need runtime check to cast to type List<String> (dart:html, line 15126, col 32)
+warning: [DOWN_CAST_COMPOSITE] elementList (dynamic) will need runtime check to cast to type List<Element> (dart:html, line 15179, col 20)
+warning: [DOWN_CAST_COMPOSITE] _HEIGHT (List<dynamic>) will need runtime check to cast to type List<String> (dart:html, line 15213, col 32)
+warning: [DOWN_CAST_COMPOSITE] _WIDTH (List<dynamic>) will need runtime check to cast to type List<String> (dart:html, line 15215, col 32)
+warning: [DOWN_CAST_COMPOSITE] _HEIGHT (List<dynamic>) will need runtime check to cast to type List<String> (dart:html, line 15245, col 32)
+warning: [DOWN_CAST_COMPOSITE] _WIDTH (List<dynamic>) will need runtime check to cast to type List<String> (dart:html, line 15247, col 55)
+warning: [DOWN_CAST_COMPOSITE] e (ElementList<dynamic>) will need runtime check to cast to type Iterable<Element> (dart:html, line 15792, col 44)
+warning: [DOWN_CAST_COMPOSITE] this.where((event) => event.target.matchesWithAncestors(selector)).map((e) {e._selector = selector; return e;}) (Stream<dynamic>) will need runtime check to cast to type Stream<T> (dart:html, line 15870, col 41)
+warning: [DOWN_CAST_COMPOSITE] this.where((event) => event.target.matchesWithAncestors(selector)).map((e) {e._selector = selector; return e;}) (Stream<dynamic>) will need runtime check to cast to type Stream<T> (dart:html, line 15894, col 41)
+warning: [DOWN_CAST_COMPOSITE] pool.stream.listen(onData, onError: onError, onDone: onDone, cancelOnError: cancelOnError) (StreamSubscription<dynamic>) will need runtime check to cast to type StreamSubscription<T> (dart:html, line 15909, col 12)
+warning: [DOWN_CAST_COMPOSITE] pool.stream.listen(onData) (StreamSubscription<dynamic>) will need runtime check to cast to type StreamSubscription<T> (dart:html, line 15918, col 12)
+warning: [DOWN_CAST_COMPOSITE] _onData (dynamic) will need runtime check to cast to type (Event) → dynamic (dart:html, line 15988, col 44)
+warning: [DOWN_CAST_COMPOSITE] _onData (dynamic) will need runtime check to cast to type (Event) → dynamic (dart:html, line 15994, col 47)
+warning: [DOWN_CAST_COMPOSITE] e (ElementList<dynamic>) will need runtime check to cast to type Iterable<Element> (dart:html, line 16138, col 44)
+warning: [DOWN_CAST_COMPOSITE] attrs (dynamic) will need runtime check to cast to type Iterable<String> (dart:html, line 18059, col 9)
+warning: [DOWN_CAST_COMPOSITE] uriAttrs (dynamic) will need runtime check to cast to type Iterable<String> (dart:html, line 18060, col 9)
+warning: [DOWN_CAST_COMPOSITE] attrs (dynamic) will need runtime check to cast to type Iterable<String> (dart:html, line 18097, col 9)
+warning: [DOWN_CAST_COMPOSITE] uriAttrs (dynamic) will need runtime check to cast to type Iterable<String> (dart:html, line 18098, col 9)
+warning: [DOWN_CAST_COMPOSITE] allowedElements ?? const [] (Object) will need runtime check to cast to type Iterable<String> (dart:html, line 18230, col 33)
+warning: [DOWN_CAST_COMPOSITE] allowedAttributes ?? const [] (Object) will need runtime check to cast to type Iterable<String> (dart:html, line 18231, col 25)
+warning: [DOWN_CAST_COMPOSITE] allowedUriAttributes ?? const [] (Object) will need runtime check to cast to type Iterable<String> (dart:html, line 18232, col 28)
+warning: [DOWN_CAST_COMPOSITE] _list[index] (dynamic) will need runtime check to cast to type E (dart:html, line 18418, col 31)
+warning: [DOWN_CAST_COMPOSITE] _list.removeAt(index) (dynamic) will need runtime check to cast to type E (dart:html, line 18432, col 28)
+warning: [DOWN_CAST_COMPOSITE] _list (List<dynamic>) will need runtime check to cast to type List<Node> (dart:html, line 18448, col 29)
+warning: [DOWN_CAST_COMPOSITE] _iterator.current (dynamic) will need runtime check to cast to type E (dart:html, line 18463, col 20)
 warning: [DOWN_CAST_COMPOSITE] _validateToken ((String) → String) will need runtime check to cast to type (Object) → String (dart:html_common/css_class_set.dart, line 148, col 44)