Revert "Add List.first."

sdk/lib/svg/dart2js/svg_dart2js.dart

Index: sdk/lib/svg/dart2js/svg_dart2js.dart
diff --git a/sdk/lib/svg/dart2js/svg_dart2js.dart b/sdk/lib/svg/dart2js/svg_dart2js.dart
index d21f0f9d8e10cafadf0c1249e247f872669ac941..ef6935a5314d35df6a1185989893e970b7303f9b 100644
--- a/sdk/lib/svg/dart2js/svg_dart2js.dart
+++ b/sdk/lib/svg/dart2js/svg_dart2js.dart
@@ -374,8 +374,6 @@ class SVGAnimatedLengthList implements JavaScriptIndexingBehavior, List<SVGAnima
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  SVGAnimatedLength get first => this[0];
-
   SVGAnimatedLength get last => this[length - 1];
 
   SVGAnimatedLength removeLast() {
@@ -487,8 +485,6 @@ class SVGAnimatedNumberList implements JavaScriptIndexingBehavior, List<SVGAnima
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  SVGAnimatedNumber get first => this[0];
-
   SVGAnimatedNumber get last => this[length - 1];
 
   SVGAnimatedNumber removeLast() {
@@ -628,8 +624,6 @@ class SVGAnimatedTransformList implements JavaScriptIndexingBehavior, List<SVGAn
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  SVGAnimateTransformElement get first => this[0];
-
   SVGAnimateTransformElement get last => this[length - 1];
 
   SVGAnimateTransformElement removeLast() {
@@ -3056,8 +3050,6 @@ class SVGLengthList implements JavaScriptIndexingBehavior, List<SVGLength> nativ
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  SVGLength get first => this[0];
-
   SVGLength get last => this[length - 1];
 
   SVGLength removeLast() {
@@ -3547,8 +3539,6 @@ class SVGNumberList implements JavaScriptIndexingBehavior, List<SVGNumber> nativ
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  SVGNumber get first => this[0];
-
   SVGNumber get last => this[length - 1];
 
   SVGNumber removeLast() {
@@ -4208,8 +4198,6 @@ class SVGPathSegList implements JavaScriptIndexingBehavior, List<SVGPathSeg> nat
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  SVGPathSeg get first => this[0];
-
   SVGPathSeg get last => this[length - 1];
 
   SVGPathSeg removeLast() {
@@ -5079,8 +5067,6 @@ class SVGStringList implements JavaScriptIndexingBehavior, List<String> native "
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  String get first => this[0];
-
   String get last => this[length - 1];
 
   String removeLast() {
@@ -5645,8 +5631,6 @@ class SVGTransformList implements JavaScriptIndexingBehavior, List<SVGTransform>
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  SVGTransform get first => this[0];
-
   SVGTransform get last => this[length - 1];
 
   SVGTransform removeLast() {
@@ -6025,8 +6009,6 @@ class _SVGElementInstanceList implements JavaScriptIndexingBehavior, List<SVGEle
     return _Lists.lastIndexOf(this, element, start);
   }
 
-  SVGElementInstance get first => this[0];
-
   SVGElementInstance get last => this[length - 1];
 
   SVGElementInstance removeLast() {