Fix deprecation message

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 a902597001f97de4e90ccb552a6e4ee2afa65690..c4af81b9d00f0b34d4290cda5ec40936d750fdde 100644
--- a/tool/sdk_expected_errors.txt
+++ b/tool/sdk_expected_errors.txt
@@ -1,4 +1,4 @@
-severe: [AnalyzerMessage] The argument type 'InternalMap' cannot be assigned to the parameter type 'Map' (dart:_isolate_helper/isolate_serialization.dart, line 47, col 47)
+severe: [AnalyzerMessage] The argument type 'InternalMap' cannot be assigned to the parameter type 'Map'. (dart:_isolate_helper/isolate_serialization.dart, line 47, col 47)
 severe: [STATIC_TYPE_ERROR] Type check failed: x (InternalMap) is not of type Map<dynamic, dynamic> (dart:_isolate_helper/isolate_serialization.dart, line 47, col 47)
 severe: [AnalyzerMessage] Missing concrete implementation of 'num.==' (dart:_interceptors/js_number.dart, line 12, col 7)
 severe: [AnalyzerMessage] Missing concrete implementation of 'String.==' (dart:_interceptors/js_string.dart, line 14, col 7)
@@ -240,23 +240,21 @@ warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from num to T (dart:math/re
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from num to T (dart:math/rectangle.dart, line 247, col 28)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from num to T (dart:math/rectangle.dart, line 263, col 30)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to List<String> (dart:_debugger, line 25, col 5)
-severe: [AnalyzerMessage] The argument type 'Iterable<E>' cannot be assigned to the parameter type 'Iterable<int>' (dart:js, line 424, col 40)
+severe: [AnalyzerMessage] The argument type 'Iterable<E>' cannot be assigned to the parameter type 'Iterable<int>'. (dart:js, line 424, col 40)
 severe: [STATIC_TYPE_ERROR] Type check failed: iterable.skip(skipCount).take(length) (Iterable<E>) is not of type Iterable<int> (dart:js, line 424, col 40)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to E (dart:js, line 360, col 12)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to E (dart:js, line 406, col 12)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to E (dart:js, line 411, col 12)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to List<Type> (dart:_js_mirrors, line 126, col 31)
-severe: [AnalyzerMessage] The setter 'href' is not defined for the class 'Element' (dart:html, line 172, col 25)
+severe: [AnalyzerMessage] The setter 'href' is not defined for the class 'Element'. (dart:html, line 172, col 25)
 severe: [AnalyzerMessage] The final variable 'origin' must be initialized (dart:html, line 180, col 3)
 severe: [AnalyzerMessage] The final variable 'origin' must be initialized (dart:html, line 747, col 3)
 severe: [AnalyzerMessage] The final variables 'form', 'labels' and '3' more must be initialized (dart:html, line 1378, col 3)
-severe: [AnalyzerMessage] The setter 'width' is not defined for the class 'Element' (dart:html, line 1561, col 26)
-severe: [AnalyzerMessage] The setter 'height' is not defined for the class 'Element' (dart:html, line 1562, col 27)
-severe: [AnalyzerMessage] The method '_initCompositionEvent' is not defined for the class 'Event' (dart:html, line 2631, col 9)
+severe: [AnalyzerMessage] The setter 'width' is not defined for the class 'Element'. (dart:html, line 1561, col 26)
+severe: [AnalyzerMessage] The setter 'height' is not defined for the class 'Element'. (dart:html, line 1562, col 27)
+severe: [AnalyzerMessage] The method '_initCompositionEvent' is not defined for the class 'Event'. (dart:html, line 2631, col 9)
 severe: [AnalyzerMessage] The final variable 'options' must be initialized (dart:html, line 8257, col 3)
-severe: [AnalyzerMessage] The method '_initDeviceOrientationEvent' is not defined for the class 'Event' (dart:html, line 8676, col 7)
-severe: [STATIC_TYPE_ERROR] Type check failed: new _FrozenElementList._wrap(_querySelectorAll(selectors)) (_FrozenElementList) is not of type ElementList<Element> (dart:html, line 9835, col 12)
-severe: [STATIC_TYPE_ERROR] Type check failed: new _FrozenElementList._wrap(_querySelectorAll(selectors)) (_FrozenElementList) is not of type ElementList<Element> (dart:html, line 9964, col 5)
+severe: [AnalyzerMessage] The method '_initDeviceOrientationEvent' is not defined for the class 'Event'. (dart:html, line 8676, col 7)
 severe: [INVALID_FIELD_OVERRIDE] Field declaration DomMatrixReadOnly.a cannot be overridden in DomMatrix. (dart:html, line 10233, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of DomMatrix.a (() → num) is not a subtype of DomMatrixReadOnly.a (() → double). (dart:html, line 10233, col 3)
 severe: [INVALID_FIELD_OVERRIDE] Field declaration DomMatrixReadOnly.b cannot be overridden in DomMatrix. (dart:html, line 10240, col 3)
@@ -311,15 +309,65 @@ severe: [INVALID_FIELD_OVERRIDE] Field declaration DomPointReadOnly.z cannot be
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of DomPoint.z (() → num) is not a subtype of DomPointReadOnly.z (() → double). (dart:html, line 10672, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of DomStringList.contains ((String) → bool) is not a subtype of Iterable<String>.contains ((Object) → bool). (dart:html, line 10951, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of DomStringList.contains ((String) → bool) is not a subtype of ListMixin<String>.contains ((Object) → bool). (dart:html, line 10951, col 3)
+severe: [AnalyzerMessage] 'firstWhere' is inherited by at least two interfaces inconsistently, from ((dynamic) → bool, {orElse: () → dynamic}) → dynamic, ((Element) → bool, {orElse: () → Element}) → Element (dart:html, line 11738, col 7)
+severe: [AnalyzerMessage] 'lastWhere' is inherited by at least two interfaces inconsistently, from ((dynamic) → bool, {orElse: () → dynamic}) → dynamic, ((Element) → bool, {orElse: () → Element}) → Element (dart:html, line 11738, col 7)
+severe: [AnalyzerMessage] 'reduce' is inherited by at least two interfaces inconsistently, from ((dynamic, dynamic) → dynamic) → dynamic, ((Element, Element) → Element) → Element (dart:html, line 11738, col 7)
+severe: [AnalyzerMessage] 'singleWhere' is inherited by at least two interfaces inconsistently, from ((dynamic) → bool) → dynamic, ((Element) → bool) → Element (dart:html, line 11738, col 7)
+severe: [AnalyzerMessage] 'skipWhile' is inherited by at least two interfaces inconsistently, from ((dynamic) → bool) → Iterable<dynamic>, ((Element) → bool) → Iterable<Element> (dart:html, line 11738, col 7)
+severe: [AnalyzerMessage] 'takeWhile' is inherited by at least two interfaces inconsistently, from ((dynamic) → bool) → Iterable<dynamic>, ((Element) → bool) → Iterable<Element> (dart:html, line 11738, col 7)
+severe: [AnalyzerMessage] 'where' is inherited by at least two interfaces inconsistently, from ((dynamic) → bool) → Iterable<dynamic>, ((Element) → bool) → Iterable<Element> (dart:html, line 11738, col 7)
+severe: [AnalyzerMessage] Missing concrete implementation of 'ListMixin.add', 'ListMixin.asMap', 'ListMixin.elementAt', 'ListMixin.fillRange' and 11 more (dart:html, line 11738, col 7)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.add ((dynamic) → void) is not a subtype of List<Element>.add ((Element) → void). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.add ((dynamic) → void) is not a subtype of ListMixin<Element>.add ((Element) → void). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.asMap (() → Map<int, dynamic>) is not a subtype of List<Element>.asMap (() → Map<int, Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.asMap (() → Map<int, dynamic>) is not a subtype of ListMixin<Element>.asMap (() → Map<int, Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.elementAt ((int) → dynamic) is not a subtype of Iterable<Element>.elementAt ((int) → Element). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.elementAt ((int) → dynamic) is not a subtype of ListMixin<Element>.elementAt ((int) → Element). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.fillRange ((int, int, [dynamic]) → void) is not a subtype of List<Element>.fillRange ((int, int, [Element]) → void). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.fillRange ((int, int, [dynamic]) → void) is not a subtype of ListMixin<Element>.fillRange ((int, int, [Element]) → void). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.firstWhere (((dynamic) → bool, {orElse: () → dynamic}) → dynamic) is not a subtype of Iterable<Element>.firstWhere (((Element) → bool, {orElse: () → Element}) → Element). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.firstWhere (((dynamic) → bool, {orElse: () → dynamic}) → dynamic) is not a subtype of ListMixin<Element>.firstWhere (((Element) → bool, {orElse: () → Element}) → Element). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.getRange ((int, int) → Iterable<dynamic>) is not a subtype of List<Element>.getRange ((int, int) → Iterable<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.getRange ((int, int) → Iterable<dynamic>) is not a subtype of ListMixin<Element>.getRange ((int, int) → Iterable<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.insert ((int, dynamic) → void) is not a subtype of List<Element>.insert ((int, Element) → void). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.insert ((int, dynamic) → void) is not a subtype of ListMixin<Element>.insert ((int, Element) → void). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.iterator (() → Iterator<dynamic>) is not a subtype of Iterable<Element>.iterator (() → Iterator<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.iterator (() → Iterator<dynamic>) is not a subtype of ListMixin<Element>.iterator (() → Iterator<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.lastWhere (((dynamic) → bool, {orElse: () → dynamic}) → dynamic) is not a subtype of Iterable<Element>.lastWhere (((Element) → bool, {orElse: () → Element}) → Element). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.lastWhere (((dynamic) → bool, {orElse: () → dynamic}) → dynamic) is not a subtype of ListMixin<Element>.lastWhere (((Element) → bool, {orElse: () → Element}) → Element). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.reduce (((dynamic, dynamic) → dynamic) → dynamic) is not a subtype of Iterable<Element>.reduce (((Element, Element) → Element) → Element). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.reduce (((dynamic, dynamic) → dynamic) → dynamic) is not a subtype of ListMixin<Element>.reduce (((Element, Element) → Element) → Element). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.removeAt ((int) → dynamic) is not a subtype of List<Element>.removeAt ((int) → Element). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.removeAt ((int) → dynamic) is not a subtype of ListMixin<Element>.removeAt ((int) → Element). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.removeLast (() → dynamic) is not a subtype of List<Element>.removeLast (() → Element). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.removeLast (() → dynamic) is not a subtype of ListMixin<Element>.removeLast (() → Element). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.reversed (() → Iterable<dynamic>) is not a subtype of List<Element>.reversed (() → Iterable<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.reversed (() → Iterable<dynamic>) is not a subtype of ListMixin<Element>.reversed (() → Iterable<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.singleWhere (((dynamic) → bool) → dynamic) is not a subtype of Iterable<Element>.singleWhere (((Element) → bool) → Element). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.singleWhere (((dynamic) → bool) → dynamic) is not a subtype of ListMixin<Element>.singleWhere (((Element) → bool) → Element). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.skip ((int) → Iterable<dynamic>) is not a subtype of Iterable<Element>.skip ((int) → Iterable<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.skip ((int) → Iterable<dynamic>) is not a subtype of ListMixin<Element>.skip ((int) → Iterable<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.skipWhile (((dynamic) → bool) → Iterable<dynamic>) is not a subtype of Iterable<Element>.skipWhile (((Element) → bool) → Iterable<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.skipWhile (((dynamic) → bool) → Iterable<dynamic>) is not a subtype of ListMixin<Element>.skipWhile (((Element) → bool) → Iterable<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.sublist ((int, [int]) → List<dynamic>) is not a subtype of List<Element>.sublist ((int, [int]) → List<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.sublist ((int, [int]) → List<dynamic>) is not a subtype of ListMixin<Element>.sublist ((int, [int]) → List<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.take ((int) → Iterable<dynamic>) is not a subtype of Iterable<Element>.take ((int) → Iterable<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.take ((int) → Iterable<dynamic>) is not a subtype of ListMixin<Element>.take ((int) → Iterable<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.takeWhile (((dynamic) → bool) → Iterable<dynamic>) is not a subtype of Iterable<Element>.takeWhile (((Element) → bool) → Iterable<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.takeWhile (((dynamic) → bool) → Iterable<dynamic>) is not a subtype of ListMixin<Element>.takeWhile (((Element) → bool) → Iterable<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.toList (({growable: bool}) → List<dynamic>) is not a subtype of Iterable<Element>.toList (({growable: bool}) → List<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.toList (({growable: bool}) → List<dynamic>) is not a subtype of ListMixin<Element>.toList (({growable: bool}) → List<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.toSet (() → Set<dynamic>) is not a subtype of Iterable<Element>.toSet (() → Set<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.toSet (() → Set<dynamic>) is not a subtype of ListMixin<Element>.toSet (() → Set<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.where (((dynamic) → bool) → Iterable<dynamic>) is not a subtype of Iterable<Element>.where (((Element) → bool) → Iterable<Element>). (dart:html, line 11738, col 26)
+severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of ListMixin.where (((dynamic) → bool) → Iterable<dynamic>) is not a subtype of ListMixin<Element>.where (((Element) → bool) → Iterable<Element>). (dart:html, line 11738, col 26)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _FrozenElementList.sort (([(Element, Element) → int]) → void) is not a subtype of ListMixin<dynamic>.sort (([(dynamic, dynamic) → int]) → void). (dart:html, line 11756, col 3)
-severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _FrozenElementList.sort (([(Element, Element) → int]) → void) is not a subtype of ListMixin<dynamic>.sort (([(dynamic, dynamic) → int]) → void). (dart:html, line 11756, col 3)
-severe: [AnalyzerMessage] The setter 'classes' is not defined for the class 'Node' (dart:html, line 11782, col 32)
+severe: [AnalyzerMessage] The setter 'classes' is not defined for the class 'Node'. (dart:html, line 11782, col 32)
 severe: [AnalyzerMessage] The final variables '_attributes', '_childElementCount' and '20' more must be initialized (dart:html, line 12317, col 3)
-severe: [STATIC_TYPE_ERROR] Type check failed: new _FrozenElementList._wrap(_querySelectorAll(selectors)) (_FrozenElementList) is not of type ElementList<Element> (dart:html, line 12541, col 5)
-severe: [AnalyzerMessage] The setter 'href' is not defined for the class 'Element' (dart:html, line 13233, col 12)
-severe: [AnalyzerMessage] The method 'matches' is not defined for the class 'EventTarget' (dart:html, line 15341, col 18)
-severe: [AnalyzerMessage] The getter 'parent' is not defined for the class 'EventTarget' (dart:html, line 15342, col 23)
-severe: [AnalyzerMessage] The getter 'parent' is not defined for the class 'EventTarget' (dart:html, line 15343, col 56)
+severe: [AnalyzerMessage] The setter 'href' is not defined for the class 'Element'. (dart:html, line 13233, col 12)
+severe: [AnalyzerMessage] The method 'matches' is not defined for the class 'EventTarget'. (dart:html, line 15341, col 18)
+severe: [AnalyzerMessage] The getter 'parent' is not defined for the class 'EventTarget'. (dart:html, line 15342, col 23)
+severe: [AnalyzerMessage] The getter 'parent' is not defined for the class 'EventTarget'. (dart:html, line 15343, col 56)
 severe: [INVALID_FIELD_OVERRIDE] Field declaration Events._ptr cannot be overridden in ElementEvents. (dart:html, line 15642, col 3)
 severe: [AnalyzerMessage] The final variables 'elements', 'form' and '4' more must be initialized (dart:html, line 15820, col 3)
 severe: [AnalyzerMessage] The final variable 'length' must be initialized (dart:html, line 16719, col 3)
@@ -328,40 +376,40 @@ severe: [INVALID_FIELD_OVERRIDE] Field declaration Document.fullscreenEnabled ca
 severe: [INVALID_FIELD_OVERRIDE] Field declaration Document.hidden cannot be overridden in HtmlDocument. (dart:html, line 18185, col 3)
 severe: [INVALID_FIELD_OVERRIDE] Field declaration Document.visibilityState cannot be overridden in HtmlDocument. (dart:html, line 18192, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of HtmlFormControlsCollection.namedItem ((String) → Object) is not a subtype of HtmlCollection.namedItem ((String) → Element). (dart:html, line 18314, col 3)
-severe: [AnalyzerMessage] The method 'convertDartClosureToJS' is not defined for the class 'HttpRequest' (dart:html, line 18659, col 33)
-severe: [AnalyzerMessage] The method 'convertDartClosureToJS' is not defined for the class 'HttpRequest' (dart:html, line 18663, col 34)
+severe: [AnalyzerMessage] The method 'convertDartClosureToJS' is not defined for the class 'HttpRequest'. (dart:html, line 18659, col 33)
+severe: [AnalyzerMessage] The method 'convertDartClosureToJS' is not defined for the class 'HttpRequest'. (dart:html, line 18663, col 34)
 severe: [AnalyzerMessage] The final variable '_get_contentWindow' must be initialized (dart:html, line 19230, col 3)
-severe: [AnalyzerMessage] The setter 'src' is not defined for the class 'Element' (dart:html, line 19358, col 24)
-severe: [AnalyzerMessage] The setter 'width' is not defined for the class 'Element' (dart:html, line 19359, col 26)
-severe: [AnalyzerMessage] The setter 'height' is not defined for the class 'Element' (dart:html, line 19360, col 27)
+severe: [AnalyzerMessage] The setter 'src' is not defined for the class 'Element'. (dart:html, line 19358, col 24)
+severe: [AnalyzerMessage] The setter 'width' is not defined for the class 'Element'. (dart:html, line 19359, col 26)
+severe: [AnalyzerMessage] The setter 'height' is not defined for the class 'Element'. (dart:html, line 19360, col 27)
 severe: [AnalyzerMessage] The final variables 'complete', 'currentSrc' and '2' more must be initialized (dart:html, line 19368, col 3)
-severe: [AnalyzerMessage] The setter 'type' is not defined for the class 'Element' (dart:html, line 19484, col 11)
+severe: [AnalyzerMessage] The setter 'type' is not defined for the class 'Element'. (dart:html, line 19484, col 11)
 severe: [AnalyzerMessage] The final variables '_get_valueAsDate', 'entries' and '6' more must be initialized (dart:html, line 19497, col 3)
-severe: [AnalyzerMessage] The method '_initKeyboardEvent' is not defined for the class 'Event' (dart:html, line 20403, col 7)
+severe: [AnalyzerMessage] The method '_initKeyboardEvent' is not defined for the class 'Event'. (dart:html, line 20403, col 7)
 severe: [AnalyzerMessage] The final variables 'form', 'labels' and '4' more must be initialized (dart:html, line 20523, col 3)
 severe: [AnalyzerMessage] The final variables 'control' and 'form' must be initialized (dart:html, line 20629, col 3)
 severe: [AnalyzerMessage] The final variable 'form' must be initialized (dart:html, line 20663, col 3)
 severe: [AnalyzerMessage] The final variables 'import', 'sheet' and '1' more must be initialized (dart:html, line 20689, col 3)
 severe: [AnalyzerMessage] The final variable 'areas' must be initialized (dart:html, line 20887, col 3)
 severe: [AnalyzerMessage] The final variables 'audioDecodedByteCount', 'audioTracks' and '15' more must be initialized (dart:html, line 21092, col 3)
-severe: [AnalyzerMessage] The method '_initMessageEvent' is not defined for the class 'Event' (dart:html, line 22233, col 11)
+severe: [AnalyzerMessage] The method '_initMessageEvent' is not defined for the class 'Event'. (dart:html, line 22233, col 11)
 severe: [AnalyzerMessage] The final variable 'labels' must be initialized (dart:html, line 22428, col 3)
-severe: [AnalyzerMessage] The method '_initMouseEvent' is not defined for the class 'Event' (dart:html, line 22890, col 11)
-severe: [AnalyzerMessage] The method 'convertDartClosureToJS' is not defined for the class 'MutationObserver' (dart:html, line 23178, col 9)
+severe: [AnalyzerMessage] The method '_initMouseEvent' is not defined for the class 'Event'. (dart:html, line 22890, col 11)
+severe: [AnalyzerMessage] The method 'convertDartClosureToJS' is not defined for the class 'MutationObserver'. (dart:html, line 23178, col 9)
 severe: [AnalyzerMessage] The final variables '_localName', '_namespaceUri' and '12' more must be initialized (dart:html, line 23805, col 3)
 severe: [AnalyzerMessage] The final variables 'form', 'validationMessage' and '2' more must be initialized (dart:html, line 24598, col 3)
 severe: [AnalyzerMessage] The final variables 'form' and 'index' must be initialized (dart:html, line 24733, col 3)
 severe: [AnalyzerMessage] The final variables 'form', 'htmlFor' and '5' more must be initialized (dart:html, line 24787, col 3)
 severe: [AnalyzerMessage] The final variables 'labels' and 'position' must be initialized (dart:html, line 25757, col 3)
 severe: [AnalyzerMessage] The final variables 'form', 'labels' and '4' more must be initialized (dart:html, line 27206, col 3)
-severe: [AnalyzerMessage] The argument type 'List<Element>' cannot be assigned to the parameter type 'Iterable<OptionElement>' (dart:html, line 27302, col 37)
+severe: [AnalyzerMessage] The argument type 'List<Element>' cannot be assigned to the parameter type 'Iterable<OptionElement>'. (dart:html, line 27302, col 37)
 severe: [STATIC_TYPE_ERROR] Type check failed: options (List<Element>) is not of type Iterable<OptionElement> (dart:html, line 27302, col 37)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of SharedWorker.onError (() → Stream<Event>) is not a subtype of AbstractWorker.onError (() → Stream<ErrorEvent>). (dart:html, line 27862, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of Storage.containsValue ((String) → bool) is not a subtype of Map<String, String>.containsValue ((Object) → bool). (dart:html, line 28874, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of Storage.containsKey ((String) → bool) is not a subtype of Map<String, String>.containsKey ((Object) → bool). (dart:html, line 28876, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of Storage.[] ((String) → String) is not a subtype of Map<String, String>.[] ((Object) → String). (dart:html, line 28878, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of Storage.remove ((String) → String) is not a subtype of Map<String, String>.remove ((Object) → String). (dart:html, line 28887, col 3)
-severe: [AnalyzerMessage] The method '_initStorageEvent' is not defined for the class 'Event' (dart:html, line 28994, col 7)
+severe: [AnalyzerMessage] The method '_initStorageEvent' is not defined for the class 'Event'. (dart:html, line 28994, col 7)
 severe: [AnalyzerMessage] The final variable 'sheet' must be initialized (dart:html, line 29133, col 3)
 severe: [AnalyzerMessage] The final variable 'cellIndex' must be initialized (dart:html, line 29255, col 3)
 severe: [AnalyzerMessage] The final variables '_rows' and '_tBodies' must be initialized (dart:html, line 29366, col 3)
@@ -369,13 +417,13 @@ severe: [AnalyzerMessage] The final variables '_cells', 'rowIndex' and '1' more
 severe: [AnalyzerMessage] The final variable '_rows' must be initialized (dart:html, line 29543, col 3)
 severe: [AnalyzerMessage] The final variable 'content' must be initialized (dart:html, line 29586, col 3)
 severe: [AnalyzerMessage] The final variables 'form', 'labels' and '5' more must be initialized (dart:html, line 29662, col 3)
-severe: [AnalyzerMessage] The method '_initTextEvent' is not defined for the class 'Event' (dart:html, line 29805, col 7)
-severe: [AnalyzerMessage] The method '_initTouchEvent' is not defined for the class 'Event' (dart:html, line 30465, col 7)
+severe: [AnalyzerMessage] The method '_initTextEvent' is not defined for the class 'Event'. (dart:html, line 29805, col 7)
+severe: [AnalyzerMessage] The method '_initTouchEvent' is not defined for the class 'Event'. (dart:html, line 30465, col 7)
 severe: [AnalyzerMessage] The final variables 'readyState' and 'track' must be initialized (dart:html, line 30615, col 3)
-severe: [AnalyzerMessage] The method '_initUIEvent' is not defined for the class 'Event' (dart:html, line 30795, col 7)
+severe: [AnalyzerMessage] The method '_initUIEvent' is not defined for the class 'Event'. (dart:html, line 30795, col 7)
 severe: [AnalyzerMessage] The final variables 'decodedFrameCount', 'droppedFrameCount' and '2' more must be initialized (dart:html, line 31145, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of Window.postMessage ((dynamic, String, [List<MessagePort>]) → void) is not a subtype of WindowBase.postMessage ((dynamic, String, [List<dynamic>]) → void). (dart:html, line 32988, col 3)
-severe: [AnalyzerMessage] The return type 'String' is not a 'void', as defined by the method '' (dart:html, line 33900, col 14)
+severe: [AnalyzerMessage] The return type 'String' is not a 'void', as defined by the method ''. (dart:html, line 33900, col 14)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of Worker.onError (() → Stream<Event>) is not a subtype of AbstractWorker.onError (() → Stream<ErrorEvent>). (dart:html, line 34095, col 3)
 severe: [INVALID_FIELD_OVERRIDE] Field declaration Node.text cannot be overridden in _Attr. (dart:html, line 34597, col 3)
 severe: [INVALID_FIELD_OVERRIDE] Field declaration Node.text= cannot be overridden in _Attr. (dart:html, line 34599, col 3)
@@ -387,10 +435,10 @@ severe: [INVALID_FIELD_OVERRIDE] Field declaration DomRectReadOnly.x cannot be o
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _DomRect.x (() → num) is not a subtype of DomRectReadOnly.x (() → double). (dart:html, line 35157, col 3)
 severe: [INVALID_FIELD_OVERRIDE] Field declaration DomRectReadOnly.y cannot be overridden in _DomRect. (dart:html, line 35164, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _DomRect.y (() → num) is not a subtype of DomRectReadOnly.y (() → double). (dart:html, line 35164, col 3)
-severe: [AnalyzerMessage] The method '_initMutationEvent' is not defined for the class 'Event' (dart:html, line 35455, col 11)
+severe: [AnalyzerMessage] The method '_initMutationEvent' is not defined for the class 'Event'. (dart:html, line 35455, col 11)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _AttributeMap.containsValue ((String) → bool) is not a subtype of Map<String, String>.containsValue ((Object) → bool). (dart:html, line 36034, col 3)
-severe: [AnalyzerMessage] The getter 'name' is not defined for the class 'Node' (dart:html, line 36069, col 32)
-severe: [AnalyzerMessage] The getter 'value' is not defined for the class 'Node' (dart:html, line 36081, col 34)
+severe: [AnalyzerMessage] The getter 'name' is not defined for the class 'Node'. (dart:html, line 36069, col 32)
+severe: [AnalyzerMessage] The getter 'value' is not defined for the class 'Node'. (dart:html, line 36081, col 34)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _ElementAttributeMap.containsKey ((String) → bool) is not a subtype of Map<String, String>.containsKey ((Object) → bool). (dart:html, line 36112, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _ElementAttributeMap.[] ((String) → String) is not a subtype of Map<String, String>.[] ((Object) → String). (dart:html, line 36116, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _ElementAttributeMap.remove ((String) → String) is not a subtype of Map<String, String>.remove ((Object) → String). (dart:html, line 36124, col 3)
@@ -403,10 +451,10 @@ severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _DataAttributeMa
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _DataAttributeMap.remove ((String) → String) is not a subtype of Map<String, String>.remove ((Object) → String). (dart:html, line 36208, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of CssClassSet.contains ((String) → bool) is not a subtype of Set<String>.contains ((Object) → bool). (dart:html, line 36521, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of CssClassSet.removeAll ((Iterable<String>) → void) is not a subtype of Set<String>.removeAll ((Iterable<Object>) → void). (dart:html, line 36573, col 3)
-severe: [AnalyzerMessage] The getter 'value' is not defined for the class 'num' (dart:html, line 36620, col 21)
+severe: [AnalyzerMessage] The getter 'value' is not defined for the class 'num'. (dart:html, line 36620, col 21)
 severe: [AnalyzerMessage] A value of type 'Dimension' cannot be assigned to a variable of type 'num' (dart:html, line 36620, col 44)
 severe: [STATIC_TYPE_ERROR] Type check failed: new Dimension.px(0) (Dimension) is not of type num (dart:html, line 36620, col 44)
-severe: [AnalyzerMessage] The getter 'value' is not defined for the class 'num' (dart:html, line 36638, col 20)
+severe: [AnalyzerMessage] The getter 'value' is not defined for the class 'num'. (dart:html, line 36638, col 20)
 severe: [AnalyzerMessage] A value of type 'Dimension' cannot be assigned to a variable of type 'num' (dart:html, line 36638, col 42)
 severe: [STATIC_TYPE_ERROR] Type check failed: new Dimension.px(0) (Dimension) is not of type num (dart:html, line 36638, col 42)
 severe: [INVALID_FIELD_OVERRIDE] Field declaration MutableRectangle<num>.left cannot be overridden in CssRect. (dart:html, line 36753, col 3)
@@ -417,44 +465,50 @@ severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _ElementCssClass
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _EventStream.asBroadcastStream (({onListen: (StreamSubscription<dynamic>) → void, onCancel: (StreamSubscription<dynamic>) → void}) → Stream<T>) is not a subtype of Stream<T>.asBroadcastStream (({onListen: (StreamSubscription<T>) → void, onCancel: (StreamSubscription<T>) → void}) → Stream<T>). (dart:html, line 37326, col 3)
 severe: [AnalyzerMessage] Missing concrete implementation of 'Stream.asBroadcastStream' (dart:html, line 37345, col 7)
 severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of _EventStream.asBroadcastStream (({onListen: (StreamSubscription<dynamic>) → void, onCancel: (StreamSubscription<dynamic>) → void}) → Stream<T>) is not a subtype of Stream<T>.asBroadcastStream (({onListen: (StreamSubscription<T>) → void, onCancel: (StreamSubscription<T>) → void}) → Stream<T>). (dart:html, line 37345, col 48)
-severe: [AnalyzerMessage] The method 'matchesWithAncestors' is not defined for the class 'EventTarget' (dart:html, line 37351, col 31)
-severe: [AnalyzerMessage] The method 'matchesWithAncestors' is not defined for the class 'EventTarget' (dart:html, line 37375, col 31)
+severe: [AnalyzerMessage] The method 'matchesWithAncestors' is not defined for the class 'EventTarget'. (dart:html, line 37351, col 31)
+severe: [AnalyzerMessage] The method 'matchesWithAncestors' is not defined for the class 'EventTarget'. (dart:html, line 37375, col 31)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _ElementListEventStreamImpl.asBroadcastStream (({onListen: (StreamSubscription<dynamic>) → void, onCancel: (StreamSubscription<dynamic>) → void}) → Stream<T>) is not a subtype of Stream<T>.asBroadcastStream (({onListen: (StreamSubscription<T>) → void, onCancel: (StreamSubscription<T>) → void}) → Stream<T>). (dart:html, line 37401, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _ElementListEventStreamImpl.asBroadcastStream (({onListen: (StreamSubscription<dynamic>) → void, onCancel: (StreamSubscription<dynamic>) → void}) → Stream<T>) is not a subtype of Stream<T>.asBroadcastStream (({onListen: (StreamSubscription<T>) → void, onCancel: (StreamSubscription<T>) → void}) → Stream<T>). (dart:html, line 37401, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _CustomEventStreamImpl.asBroadcastStream (({onListen: (StreamSubscription<dynamic>) → void, onCancel: (StreamSubscription<dynamic>) → void}) → Stream<T>) is not a subtype of Stream<T>.asBroadcastStream (({onListen: (StreamSubscription<T>) → void, onCancel: (StreamSubscription<T>) → void}) → Stream<T>). (dart:html, line 37517, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of _CustomEventStreamImpl.asBroadcastStream (({onListen: (StreamSubscription<dynamic>) → void, onCancel: (StreamSubscription<dynamic>) → void}) → Stream<T>) is not a subtype of Stream<T>.asBroadcastStream (({onListen: (StreamSubscription<T>) → void, onCancel: (StreamSubscription<T>) → void}) → Stream<T>). (dart:html, line 37517, col 3)
 severe: [AnalyzerMessage] Missing concrete implementation of 'Stream.asBroadcastStream' (dart:html, line 37528, col 7)
 severe: [INVALID_METHOD_OVERRIDE] Base class introduces an invalid override. The type of _CustomEventStreamImpl.asBroadcastStream (({onListen: (StreamSubscription<dynamic>) → void, onCancel: (StreamSubscription<dynamic>) → void}) → Stream<KeyEvent>) is not a subtype of Stream<KeyEvent>.asBroadcastStream (({onListen: (StreamSubscription<KeyEvent>) → void, onCancel: (StreamSubscription<KeyEvent>) → void}) → Stream<KeyEvent>). (dart:html, line 37528, col 33)
+severe: [AnalyzerMessage] The return type '_EventStream<Event>' is not a 'Stream<T>', as defined by the method 'forTarget'. (dart:html, line 37609, col 12)
+severe: [STATIC_TYPE_ERROR] Type check failed: new _EventStream(e, _eventTypeGetter(e), useCapture) (_EventStream<Event>) is not of type Stream<T> (dart:html, line 37609, col 12)
+severe: [AnalyzerMessage] The return type '_ElementEventStreamImpl<Event>' is not a 'ElementStream<T>', as defined by the method 'forElement'. (dart:html, line 37613, col 12)
+severe: [STATIC_TYPE_ERROR] Type check failed: new _ElementEventStreamImpl(e, _eventTypeGetter(e), useCapture) (_ElementEventStreamImpl<Event>) is not of type ElementStream<T> (dart:html, line 37613, col 12)
+severe: [AnalyzerMessage] The return type '_ElementListEventStreamImpl<Event>' is not a 'ElementStream<T>', as defined by the method '_forElementList'. (dart:html, line 37618, col 12)
+severe: [STATIC_TYPE_ERROR] Type check failed: new _ElementListEventStreamImpl(e, _eventTypeGetter(e), useCapture) (_ElementListEventStreamImpl<Event>) is not of type ElementStream<T> (dart:html, line 37618, col 12)
 severe: [INVALID_SUPER_INVOCATION] super call must be last in an initializer list (see https://goo.gl/EY6hDP): super(_EVENT_TYPE) (dart:html, line 39056, col 38)
-severe: [AnalyzerMessage] The getter '_shadowCharCode' is not defined for the class 'KeyboardEvent' (dart:html, line 39089, col 21)
-severe: [AnalyzerMessage] The getter '_shadowCharCode' is not defined for the class 'KeyboardEvent' (dart:html, line 39094, col 47)
+severe: [AnalyzerMessage] The getter '_shadowCharCode' is not defined for the class 'KeyboardEvent'. (dart:html, line 39089, col 21)
+severe: [AnalyzerMessage] The getter '_shadowCharCode' is not defined for the class 'KeyboardEvent'. (dart:html, line 39094, col 47)
 severe: [INVALID_SUPER_INVOCATION] super call must be last in an initializer list (see https://goo.gl/EY6hDP): super(uriPolicy, allowedElements: allowedElements, allowedAttributes: allowedAttributes, allowedUriAttributes: allowedUriAttributes) (dart:html, line 39752, col 7)
 severe: [INVALID_SUPER_INVOCATION] super call must be last in an initializer list (see https://goo.gl/EY6hDP): super(null, allowedElements: ['TEMPLATE'], allowedAttributes: _TEMPLATE_ATTRS.map((attr) => 'TEMPLATE::$attr')) (dart:html, line 39789, col 7)
-severe: [AnalyzerMessage] The function 'setNativeSubclassDispatchRecord' is not defined (dart:html, line 40082, col 5)
-severe: [AnalyzerMessage] The function 'convertDartClosureToJS' is not defined (dart:html, line 40110, col 7)
-severe: [AnalyzerMessage] The function 'convertDartClosureToJS' is not defined (dart:html, line 40120, col 7)
-severe: [AnalyzerMessage] The function 'findInterceptorConstructorForType' is not defined (dart:html, line 40139, col 26)
-severe: [AnalyzerMessage] The function 'findConstructorForNativeSubclassType' is not defined (dart:html, line 40146, col 21)
-severe: [AnalyzerMessage] The function 'getNativeInterceptor' is not defined (dart:html, line 40153, col 3)
-severe: [AnalyzerMessage] The function 'findDispatchTagForInterceptorClass' is not defined (dart:html, line 40155, col 26)
-severe: [AnalyzerMessage] The function 'setNativeSubclassDispatchRecord' is not defined (dart:html, line 40189, col 3)
-severe: [AnalyzerMessage] The method 'findInterceptorConstructorForType' is not defined for the class '_JSElementUpgrader' (dart:html, line 40212, col 28)
-severe: [AnalyzerMessage] The method 'findConstructorForNativeSubclassType' is not defined for the class '_JSElementUpgrader' (dart:html, line 40217, col 20)
-severe: [AnalyzerMessage] The method 'getNativeInterceptor' is not defined for the class '_JSElementUpgrader' (dart:html, line 40224, col 5)
-severe: [AnalyzerMessage] The method 'findDispatchTagForInterceptorClass' is not defined for the class '_JSElementUpgrader' (dart:html, line 40226, col 25)
-severe: [AnalyzerMessage] The method 'setNativeSubclassDispatchRecord' is not defined for the class '_JSElementUpgrader' (dart:html, line 40256, col 5)
-severe: [AnalyzerMessage] The method 'makeLeafDispatchRecord' is not defined for the class 'KeyEvent' (dart:html, line 40461, col 12)
-severe: [AnalyzerMessage] The method 'setDispatchProperty' is not defined for the class 'KeyEvent' (dart:html, line 40531, col 5)
-severe: [AnalyzerMessage] The method 'matches' is not defined for the class 'EventTarget' (dart:html, line 40707, col 18)
-severe: [AnalyzerMessage] The getter 'parent' is not defined for the class 'EventTarget' (dart:html, line 40708, col 23)
-severe: [AnalyzerMessage] The getter 'parent' is not defined for the class 'EventTarget' (dart:html, line 40709, col 56)
-severe: [AnalyzerMessage] The function 'convertDartClosureToJS' is not defined (dart:html_common/conversions_dart2js.dart, line 89, col 14)
-severe: [AnalyzerMessage] The function 'convertDartClosureToJS' is not defined (dart:html_common/conversions_dart2js.dart, line 90, col 15)
+severe: [AnalyzerMessage] The function 'setNativeSubclassDispatchRecord' is not defined. (dart:html, line 40082, col 5)
+severe: [AnalyzerMessage] The function 'convertDartClosureToJS' is not defined. (dart:html, line 40110, col 7)
+severe: [AnalyzerMessage] The function 'convertDartClosureToJS' is not defined. (dart:html, line 40120, col 7)
+severe: [AnalyzerMessage] The function 'findInterceptorConstructorForType' is not defined. (dart:html, line 40139, col 26)
+severe: [AnalyzerMessage] The function 'findConstructorForNativeSubclassType' is not defined. (dart:html, line 40146, col 21)
+severe: [AnalyzerMessage] The function 'getNativeInterceptor' is not defined. (dart:html, line 40153, col 3)
+severe: [AnalyzerMessage] The function 'findDispatchTagForInterceptorClass' is not defined. (dart:html, line 40155, col 26)
+severe: [AnalyzerMessage] The function 'setNativeSubclassDispatchRecord' is not defined. (dart:html, line 40189, col 3)
+severe: [AnalyzerMessage] The method 'findInterceptorConstructorForType' is not defined for the class '_JSElementUpgrader'. (dart:html, line 40212, col 28)
+severe: [AnalyzerMessage] The method 'findConstructorForNativeSubclassType' is not defined for the class '_JSElementUpgrader'. (dart:html, line 40217, col 20)
+severe: [AnalyzerMessage] The method 'getNativeInterceptor' is not defined for the class '_JSElementUpgrader'. (dart:html, line 40224, col 5)
+severe: [AnalyzerMessage] The method 'findDispatchTagForInterceptorClass' is not defined for the class '_JSElementUpgrader'. (dart:html, line 40226, col 25)
+severe: [AnalyzerMessage] The method 'setNativeSubclassDispatchRecord' is not defined for the class '_JSElementUpgrader'. (dart:html, line 40256, col 5)
+severe: [AnalyzerMessage] The method 'makeLeafDispatchRecord' is not defined for the class 'KeyEvent'. (dart:html, line 40461, col 12)
+severe: [AnalyzerMessage] The method 'setDispatchProperty' is not defined for the class 'KeyEvent'. (dart:html, line 40531, col 5)
+severe: [AnalyzerMessage] The method 'matches' is not defined for the class 'EventTarget'. (dart:html, line 40707, col 18)
+severe: [AnalyzerMessage] The getter 'parent' is not defined for the class 'EventTarget'. (dart:html, line 40708, col 23)
+severe: [AnalyzerMessage] The getter 'parent' is not defined for the class 'EventTarget'. (dart:html, line 40709, col 56)
+severe: [AnalyzerMessage] The function 'convertDartClosureToJS' is not defined. (dart:html_common/conversions_dart2js.dart, line 89, col 14)
+severe: [AnalyzerMessage] The function 'convertDartClosureToJS' is not defined. (dart:html_common/conversions_dart2js.dart, line 90, col 15)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of CssClassSetImpl.map (((String) → dynamic) → Iterable<dynamic>) is not a subtype of IterableBase<String>.map (<T>((String) → T) → Iterable<T>). (dart:html_common/css_class_set.dart, line 59, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of CssClassSetImpl.expand (((String) → Iterable<dynamic>) → Iterable<dynamic>) is not a subtype of IterableBase<String>.expand (<T>((String) → Iterable<T>) → Iterable<T>). (dart:html_common/css_class_set.dart, line 63, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of CssClassSetImpl.fold ((dynamic, (dynamic, String) → dynamic) → dynamic) is not a subtype of IterableBase<String>.fold (<T>(T, (T, String) → T) → T). (dart:html_common/css_class_set.dart, line 79, col 3)
 severe: [INVALID_METHOD_OVERRIDE] Invalid override. The type of CssClassSetImpl.difference ((Set<String>) → Set<String>) is not a subtype of Set<String>.difference ((Set<Object>) → Set<String>). (dart:html_common/css_class_set.dart, line 186, col 3)
-severe: [AnalyzerMessage] The argument type 'List<Node>' cannot be assigned to the parameter type 'Iterable<Element>' (dart:html_common/filtered_element_list.dart, line 34, col 25)
+severe: [AnalyzerMessage] The argument type 'List<Node>' cannot be assigned to the parameter type 'Iterable<Element>'. (dart:html_common/filtered_element_list.dart, line 34, col 25)
 severe: [STATIC_TYPE_ERROR] Type check failed: _childNodes (List<Node>) is not of type Iterable<Element> (dart:html_common/filtered_element_list.dart, line 34, col 25)
 severe: [AnalyzerMessage] The final variables 'href' and 'target' must be initialized (dart:svg, line 60, col 3)
 severe: [AnalyzerMessage] The final variable 'href' must be initialized (dart:svg, line 96, col 3)
@@ -518,8 +572,6 @@ warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to List<num> (
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to List<num> (dart:html, line 2398, col 14)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from List<dynamic> to Iterable<Element> (dart:html, line 9949, col 21)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from (dynamic) → bool to (Element) → bool (dart:html, line 11089, col 41)
-warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from _FrozenElementList to Iterable<Element> (dart:html, line 11770, col 59)
-warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from _FrozenElementList to Iterable<Element> (dart:html, line 11773, col 35)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from List<dynamic> to Iterable<Element> (dart:html, line 12525, col 21)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from List<dynamic> to Iterable<Map<String, dynamic>> (dart:html, line 12759, col 25)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to Stream<Geoposition> (dart:html, line 16996, col 12)
@@ -529,14 +581,15 @@ warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from List<dynamic> to Itera
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to List<String> (dart:html, line 31592, col 58)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to (num) → void (dart:html, line 32042, col 35)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from Stream<dynamic> to Stream<BeforeUnloadEvent> (dart:html, line 33903, col 12)
-warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from ElementList<dynamic> to Iterable<Element> (dart:html, line 33916, col 44)
+warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to Rectangle<num> (dart:html, line 34857, col 12)
+warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to Rectangle<num> (dart:html, line 34872, col 14)
+warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to Rectangle<num> (dart:html, line 34880, col 14)
+warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to Rectangle<num> (dart:html, line 34888, col 14)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to List<Element> (dart:html, line 36660, col 20)
-warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from ElementList<dynamic> to Iterable<Element> (dart:html, line 37273, col 44)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from StreamSubscription<dynamic> to StreamSubscription<T> (dart:html, line 37389, col 12)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from StreamSubscription<dynamic> to StreamSubscription<T> (dart:html, line 37398, col 12)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to (Event) → dynamic (dart:html, line 37468, col 44)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to (Event) → dynamic (dart:html, line 37474, col 47)
-warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from ElementList<dynamic> to Iterable<Element> (dart:html, line 37618, col 44)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to Iterable<String> (dart:html, line 39535, col 9)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to Iterable<String> (dart:html, line 39536, col 9)
 warning: [DOWN_CAST_COMPOSITE] Unsound implicit cast from dynamic to Iterable<String> (dart:html, line 39573, col 9)