Reorganize mdv and observe packages

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

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 part of $LIBRARYNAME;
 
 $(ANNOTATIONS)class $CLASSNAME$EXTENDS implements
     HiddenInputElement,
     SearchInputElement,
     TextInputElement,
@@ skipping 21 matching lines @@
     var e = document.$dom_createElement("input");
     if (type != null) {
       try {
         // IE throws an exception for unknown types.
         e.type = type;
       } catch(_) {}
     }
     return e;
   }
 
-$if DART2JS
-  @Creates('Null')  // Set from Dart code; does not instantiate a native type.
-$endif
-  _ValueBinding _valueBinding;
-
-$if DART2JS
-  @Creates('Null')  // Set from Dart code; does not instantiate a native type.
-$endif
-  _CheckedBinding _checkedBinding;
-
-  @Experimental
-  void bind(String name, model, String path) {
-    switch (name) {
-      case 'value':
-        unbind('value');
-        attributes.remove('value');
-        _valueBinding = new _ValueBinding(this, model, path);
-        break;
-      case 'checked':
-        unbind('checked');
-        attributes.remove('checked');
-        _checkedBinding = new _CheckedBinding(this, model, path);
-        break;
-      default:
-        // TODO(jmesserly): this should be "super" (http://dartbug.com/10166).
-        // Similar issue for unbind/unbindAll below.
-        Element._bindElement(this, name, model, path);
-        break;
-    }
-  }
-
-  @Experimental
-  void unbind(String name) {
-    switch (name) {
-      case 'value':
-        if (_valueBinding != null) {
-          _valueBinding.unbind();
-          _valueBinding = null;
-        }
-        break;
-      case 'checked':
-        if (_checkedBinding != null) {
-          _checkedBinding.unbind();
-          _checkedBinding = null;
-        }
-        break;
-      default:
-        Element._unbindElement(this, name);
-        break;
-    }
-  }
-
-  @Experimental
-  void unbindAll() {
-    unbind('value');
-    unbind('checked');
-    Element._unbindAllElement(this);
-  }
-
 $!MEMBERS
 }
 
 
 // Interfaces representing the InputElement APIs which are supported
 // for the various types of InputElement. From:
 // http://www.w3.org/html/wg/drafts/html/master/forms.html#the-input-element.
 
 /**
  * Exposes the functionality common between all InputElement types.
@@ skipping 538 matching lines @@
   factory ResetButtonInputElement() => new InputElement(type: 'reset');
 }
 
 /**
  * A button, with no default behavior.
  */
 abstract class ButtonInputElement implements InputElementBase {
   factory ButtonInputElement() => new InputElement(type: 'button');
 }