Make isEmpty a getter.

lib/html/dartium/html_dartium.dart

Index: lib/html/dartium/html_dartium.dart
diff --git a/lib/html/dartium/html_dartium.dart b/lib/html/dartium/html_dartium.dart
index 7f3b9f066beca962ddf4085ee0e3058c3acd3710..5da7f23b5e64e9602d267eb326099e35e72c91ca 100644
--- a/lib/html/dartium/html_dartium.dart
+++ b/lib/html/dartium/html_dartium.dart
@@ -2833,7 +2833,7 @@ class _CSSRuleListImpl extends NativeFieldWrapperClass1 implements List<CSSRule>
 
   bool some(bool f(CSSRule element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<CSSRule>:
 
@@ -7850,7 +7850,7 @@ class _CSSValueListImpl extends _CSSValueImpl implements List<CSSValue> {
 
   bool some(bool f(CSSValue element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<CSSValue>:
 
@@ -8843,7 +8843,7 @@ class _ClientRectListImpl extends NativeFieldWrapperClass1 implements List<Clien
 
   bool some(bool f(ClientRect element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<ClientRect>:
 
@@ -9805,7 +9805,7 @@ class _DOMMimeTypeArrayImpl extends NativeFieldWrapperClass1 implements DOMMimeT
 
   bool some(bool f(DOMMimeType element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<DOMMimeType>:
 
@@ -9993,7 +9993,7 @@ class _DOMPluginArrayImpl extends NativeFieldWrapperClass1 implements DOMPluginA
 
   bool some(bool f(DOMPlugin element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<DOMPlugin>:
 
@@ -10287,7 +10287,7 @@ class _DOMStringListImpl extends NativeFieldWrapperClass1 implements List<String
 
   bool some(bool f(String element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<String>:
 
@@ -11603,7 +11603,7 @@ class _FilteredElementList implements List {
   Collection<Element> filter(bool f(Element element)) => _filtered.filter(f);
   bool every(bool f(Element element)) => _filtered.every(f);
   bool some(bool f(Element element)) => _filtered.some(f);
-  bool isEmpty() => _filtered.isEmpty();
+  bool get isEmpty => _filtered.isEmpty;
   int get length => _filtered.length;
   Element operator [](int index) => _filtered[index];
   Iterator<Element> iterator() => _filtered.iterator();
@@ -12749,7 +12749,7 @@ class _ChildrenElementList implements List {
     return out;
   }
 
-  bool isEmpty() {
+  bool get isEmpty {
     return _element.$dom_firstElementChild == null;
   }
 
@@ -12892,7 +12892,7 @@ class _FrozenElementList implements List {
     return false;
   }
 
-  bool isEmpty() => _nodeList.isEmpty();
+  bool get isEmpty => _nodeList.isEmpty;
 
   int get length => _nodeList.length;
 
@@ -13066,7 +13066,7 @@ class _ElementAttributeMap implements AttributeMap {
   /**
    * Returns true if there is no {key, value} pair in the map.
    */
-  bool isEmpty() {
+  bool get isEmpty {
     return length == 0;
   }
 }
@@ -13137,7 +13137,7 @@ class _DataAttributeMap implements AttributeMap {
   int get length => getKeys().length;
 
   // TODO: Use lazy iterator when it is available on Map.
-  bool isEmpty() => length == 0;
+  bool get isEmpty => length == 0;
 
   // Helpers.
   String _attr(String key) => 'data-$key';
@@ -13170,7 +13170,7 @@ class _CssClassSet implements CSSClassSet {
 
   bool some(bool f(String element)) => _read().some(f);
 
-  bool isEmpty() => _read().isEmpty();
+  bool get isEmpty => _read().isEmpty;
 
   bool get frozen => false;
 
@@ -13254,7 +13254,7 @@ class _CssClassSet implements CSSClassSet {
     Set<String> s = new Set<String>();
     for (String name in _classname().split(' ')) {
       String trimmed = name.trim();
-      if (!trimmed.isEmpty()) {
+      if (!trimmed.isEmpty) {
         s.add(trimmed);
       }
     }
@@ -13995,7 +13995,7 @@ class _EntryArrayImpl extends NativeFieldWrapperClass1 implements List<Entry> {
 
   bool some(bool f(Entry element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<Entry>:
 
@@ -14091,7 +14091,7 @@ class _EntryArraySyncImpl extends NativeFieldWrapperClass1 implements List<Entry
 
   bool some(bool f(EntrySync element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<EntrySync>:
 
@@ -15021,7 +15021,7 @@ class _FileListImpl extends NativeFieldWrapperClass1 implements List<File> {
 
   bool some(bool f(File element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<File>:
 
@@ -15500,7 +15500,7 @@ class _Float32ArrayImpl extends _ArrayBufferViewImpl implements Float32Array {
 
   bool some(bool f(num element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<num>:
 
@@ -15634,7 +15634,7 @@ class _Float64ArrayImpl extends _ArrayBufferViewImpl implements Float64Array {
 
   bool some(bool f(num element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<num>:
 
@@ -16151,7 +16151,7 @@ class _GamepadListImpl extends NativeFieldWrapperClass1 implements List<Gamepad>
 
   bool some(bool f(Gamepad element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<Gamepad>:
 
@@ -16377,7 +16377,7 @@ class _HTMLAllCollectionImpl extends NativeFieldWrapperClass1 implements HTMLAll
 
   bool some(bool f(Node element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<Node>:
 
@@ -16495,7 +16495,7 @@ class _HTMLCollectionImpl extends NativeFieldWrapperClass1 implements HTMLCollec
 
   bool some(bool f(Node element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<Node>:
 
@@ -19030,7 +19030,7 @@ class _Int16ArrayImpl extends _ArrayBufferViewImpl implements Int16Array {
 
   bool some(bool f(int element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<int>:
 
@@ -19164,7 +19164,7 @@ class _Int32ArrayImpl extends _ArrayBufferViewImpl implements Int32Array {
 
   bool some(bool f(int element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<int>:
 
@@ -19298,7 +19298,7 @@ class _Int8ArrayImpl extends _ArrayBufferViewImpl implements Int8Array {
 
   bool some(bool f(int element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<int>:
 
@@ -22016,7 +22016,7 @@ class _MediaStreamListImpl extends NativeFieldWrapperClass1 implements List<Medi
 
   bool some(bool f(MediaStream element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<MediaStream>:
 
@@ -23081,7 +23081,7 @@ class _NamedNodeMapImpl extends NativeFieldWrapperClass1 implements NamedNodeMap
 
   bool some(bool f(Node element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<Node>:
 
@@ -23538,7 +23538,7 @@ class _ChildNodeListLazy implements List {
 
   bool some(bool f(Node element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<Node>:
 
@@ -23766,7 +23766,7 @@ class _ListWrapper<E> implements List<E> {
 
   bool some(bool f(E element)) => _list.some(f);
 
-  bool isEmpty() => _list.isEmpty();
+  bool get isEmpty => _list.isEmpty;
 
   int get length => _list.length;
 
@@ -23884,7 +23884,7 @@ class _NodeListImpl extends NativeFieldWrapperClass1 implements NodeList {
 
   bool some(bool f(Node element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<Node>:
 
@@ -26660,7 +26660,7 @@ class _SQLResultSetRowListImpl extends NativeFieldWrapperClass1 implements SQLRe
 
   bool some(bool f(Map element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<Map>:
 
@@ -27274,7 +27274,7 @@ class _SVGAnimatedLengthListImpl extends NativeFieldWrapperClass1 implements SVG
 
   bool some(bool f(SVGAnimatedLength element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<SVGAnimatedLength>:
 
@@ -27415,7 +27415,7 @@ class _SVGAnimatedNumberListImpl extends NativeFieldWrapperClass1 implements SVG
 
   bool some(bool f(SVGAnimatedNumber element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<SVGAnimatedNumber>:
 
@@ -27612,7 +27612,7 @@ class _SVGAnimatedTransformListImpl extends NativeFieldWrapperClass1 implements
 
   bool some(bool f(SVGAnimateTransformElement element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<SVGAnimateTransformElement>:
 
@@ -28494,7 +28494,7 @@ class _SVGElementInstanceListImpl extends NativeFieldWrapperClass1 implements Li
 
   bool some(bool f(SVGElementInstance element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<SVGElementInstance>:
 
@@ -30650,7 +30650,7 @@ class _SVGLengthListImpl extends NativeFieldWrapperClass1 implements SVGLengthLi
 
   bool some(bool f(SVGLength element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<SVGLength>:
 
@@ -31297,7 +31297,7 @@ class _SVGNumberListImpl extends NativeFieldWrapperClass1 implements SVGNumberLi
 
   bool some(bool f(SVGNumber element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<SVGNumber>:
 
@@ -32439,7 +32439,7 @@ class _SVGPathSegListImpl extends NativeFieldWrapperClass1 implements SVGPathSeg
 
   bool some(bool f(SVGPathSeg element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<SVGPathSeg>:
 
@@ -33560,7 +33560,7 @@ class _SVGStringListImpl extends NativeFieldWrapperClass1 implements SVGStringLi
 
   bool some(bool f(String element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<String>:
 
@@ -34266,7 +34266,7 @@ class _SVGTransformListImpl extends NativeFieldWrapperClass1 implements SVGTrans
 
   bool some(bool f(SVGTransform element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<SVGTransform>:
 
@@ -35330,7 +35330,7 @@ class _SourceBufferListImpl extends _EventTargetImpl implements SourceBufferList
 
   bool some(bool f(SourceBuffer element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<SourceBuffer>:
 
@@ -35550,7 +35550,7 @@ class _SpeechGrammarListImpl extends NativeFieldWrapperClass1 implements SpeechG
 
   bool some(bool f(SpeechGrammar element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<SpeechGrammar>:
 
@@ -35721,7 +35721,7 @@ class _SpeechInputResultListImpl extends NativeFieldWrapperClass1 implements Lis
 
   bool some(bool f(SpeechInputResult element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<SpeechInputResult>:
 
@@ -36106,7 +36106,7 @@ class _SpeechRecognitionResultListImpl extends NativeFieldWrapperClass1 implemen
 
   bool some(bool f(SpeechRecognitionResult element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<SpeechRecognitionResult>:
 
@@ -36274,7 +36274,7 @@ class _StorageImpl extends NativeFieldWrapperClass1 implements Storage {
 
   int get length => $dom_length;
 
-  bool isEmpty() => $dom_key(0) == null;
+  bool get isEmpty => $dom_key(0) == null;
 
   int get $dom_length native "Storage_length_Getter";
 
@@ -36543,7 +36543,7 @@ class _StyleSheetListImpl extends NativeFieldWrapperClass1 implements List<Style
 
   bool some(bool f(StyleSheet element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<StyleSheet>:
 
@@ -37643,7 +37643,7 @@ class _TextTrackCueListImpl extends NativeFieldWrapperClass1 implements TextTrac
 
   bool some(bool f(TextTrackCue element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<TextTrackCue>:
 
@@ -37820,7 +37820,7 @@ class _TextTrackListImpl extends _EventTargetImpl implements TextTrackList {
 
   bool some(bool f(TextTrack element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<TextTrack>:
 
@@ -38140,7 +38140,7 @@ class _TouchListImpl extends NativeFieldWrapperClass1 implements TouchList {
 
   bool some(bool f(Touch element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<Touch>:
 
@@ -38569,7 +38569,7 @@ class _Uint16ArrayImpl extends _ArrayBufferViewImpl implements Uint16Array {
 
   bool some(bool f(int element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<int>:
 
@@ -38703,7 +38703,7 @@ class _Uint32ArrayImpl extends _ArrayBufferViewImpl implements Uint32Array {
 
   bool some(bool f(int element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<int>:
 
@@ -38837,7 +38837,7 @@ class _Uint8ArrayImpl extends _ArrayBufferViewImpl implements Uint8Array {
 
   bool some(bool f(int element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<int>:
 
@@ -41035,7 +41035,7 @@ class _WebKitAnimationListImpl extends NativeFieldWrapperClass1 implements List<
 
   bool some(bool f(Animation element)) => _Collections.some(this, f);
 
-  bool isEmpty() => this.length == 0;
+  bool get isEmpty => this.length == 0;
 
   // From List<Animation>:
 
@@ -44411,7 +44411,7 @@ class _DOMStringMapImpl extends NativeFieldWrapperClass1 implements Map<String,
   Collection<String> getKeys() native "DOMStringMap_getKeys_Callback";
   Collection<String> getValues() => Maps.getValues(this);
   int get length => Maps.length(this);
-  bool isEmpty() => Maps.isEmpty(this);
+  bool get isEmpty => Maps.isEmpty(this);
 }
 
 get _printClosure => (s) {