Refactor the event-generation code to locate it in systemhtml.py.

client/html/generated/html/dartium/DOMApplicationCache.dart

Index: client/html/generated/html/dartium/DOMApplicationCache.dart
diff --git a/client/html/generated/html/dartium/DOMApplicationCache.dart b/client/html/generated/html/dartium/DOMApplicationCache.dart
index c8ef61020a47a6697a26d2e6e5f5d0916579a06f..68ba95210d37ed4fa7b73f4a27044b8d017a5d9e 100644
--- a/client/html/generated/html/dartium/DOMApplicationCache.dart
+++ b/client/html/generated/html/dartium/DOMApplicationCache.dart
@@ -2,13 +2,13 @@
 class _DOMApplicationCacheImpl extends _EventTargetImpl implements DOMApplicationCache {
   _DOMApplicationCacheImpl._wrap(ptr) : super._wrap(ptr);
 
-  int get status() => _wrap(_ptr.status);
-
   _DOMApplicationCacheEventsImpl get on() {
     if (_on == null) _on = new _DOMApplicationCacheEventsImpl(this);
     return _on;
   }
 
+  int get status() => _wrap(_ptr.status);
+
   void abort() {
     _ptr.abort();
     return;