Add attribute information table so we generate correct setters.

lib/src/emitters.dart

Index: lib/src/emitters.dart
diff --git a/lib/src/emitters.dart b/lib/src/emitters.dart
index ae89740bc0788355dc457d4bc8818ef7ec5cc985..5ececc4d5ffc71fe4285c1dcf70c7419c04fe828 100644
--- a/lib/src/emitters.dart
+++ b/lib/src/emitters.dart
@@ -218,15 +218,21 @@ class DataBindingEmitter extends Emitter<ElementInfo> {
           ''');
         }
       } else {
-        var val = attrInfo.boundValue;
-        var stopperName = attrInfo.stopperNames[0];
+        // Note: it is important for correctness to use the DOM setter if it
+        // is available. Otherwise changes will not be applied. This is most
+        // easily observed with "InputElement.value", ".checked", etc.
         var setter;
-        // TODO(sigmund): use setters when they are available (issue #112)
-        if (elem.tagName == 'input' && (name == 'value' || name == 'checked')) {
-            setter = name;
+        var allowedTags = htmlAttributeTags[name];

[Siggi Cherem (dart-lang), 2012/10/27 00:46:45]

nit: maybe some alternative name? allowedTags rings a different bell. Maybe
tagsWithAttribue, tagsAllowingAttribute, validTags?

+        if (allowedTags == allHtmlElements ||
+            allowedTags != null && allowedTags.contains(elem.tagName)) {
+          var renamed = elementFieldRenames[name];

[Siggi Cherem (dart-lang), 2012/10/27 00:46:45]

elementFieldRenames => domToDartHtml?

+          setter = renamed != null ? renamed : name;
         } else {
-            setter = 'attributes["$name"]';
+          setter = 'attributes["$name"]';
         }
+
+        var val = attrInfo.boundValue;
+        var stopperName = attrInfo.stopperNames[0];
         context.insertedMethod.add('''
             $stopperName = autogenerated.watchAndInvoke(() => $val, (e) {
               $elemField.$setter = e.newValue;