Revert "Rename mappedBy to map."

tools/dom/templates/html/impl/impl_Node.darttemplate

Index: tools/dom/templates/html/impl/impl_Node.darttemplate
diff --git a/tools/dom/templates/html/impl/impl_Node.darttemplate b/tools/dom/templates/html/impl/impl_Node.darttemplate
index 07ef02c1fc0e106199678fd39a9f25e66030f0e8..3e7e7890223c69afd91b2bdf64932fdd58a6dd10 100644
--- a/tools/dom/templates/html/impl/impl_Node.darttemplate
+++ b/tools/dom/templates/html/impl/impl_Node.darttemplate
@@ -138,10 +138,6 @@ $endif
     return IterableMixinWorkaround.joinList(this, separator);
   }
 
-  Iterable map(f(Node element)) {
-    return IterableMixinWorkaround.map(this, f);
-  }
-
   List mappedBy(f(Node element)) {
     return IterableMixinWorkaround.mappedByList(this, f);
   }
@@ -161,7 +157,7 @@ $endif
 
   // From List<Node>:
 
-  Iterable<Node> take(int n) {
+  List<Node> take(int n) {
     return IterableMixinWorkaround.takeList(this, n);
   }
 
@@ -169,7 +165,7 @@ $endif
     return IterableMixinWorkaround.takeWhile(this, test);
   }
 
-  Iterable<Node> skip(int n) {
+  List<Node> skip(int n) {
     return IterableMixinWorkaround.skipList(this, n);
   }