Generate dart:html bindings for Dartium as well as Frog. All unittests now pass (or are disabled fo…

client/tests/client/dom/HTMLCollectionTest.dart

 #library('HTMLCollectionTest');
-#import('../../../testing/unittest/unittest.dart');
+#import('../../../testing/unittest/unittest_dom.dart');
 #import('dart:dom');
 
 // Test that HTMLCollection implements List<T>
 main() {
   HTMLElement insertTestDiv() {
     HTMLElement element = document.createElement('div');
     element.innerHTML = @"""
 <div id='allChecked'>
 <input type="checkbox" name="c1" value="1" checked="yes">
 <input type="checkbox" name="c2" value="2" checked="yes">
@@ skipping 254 matching lines @@
     Expect.equals(-1, someChecked.lastIndexOf(someChecked[3], 2));
 
     Expect.equals(-1, someChecked.lastIndexOf(noneChecked[0], 3));
     Expect.equals(-1, noneChecked.lastIndexOf(someChecked[0], 3));
     Expect.equals(-1, someChecked.lastIndexOf(noneChecked[1], 3));
     Expect.equals(-1, noneChecked.lastIndexOf(someChecked[1], 3));
 
     document.body.removeChild(root);
   });
 }