Reland "Merge more Kernel infrastructure from kernel_sdk SDK fork."

sdk/lib/html/dartium/nativewrappers.dart

 // 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.
 
 library nativewrappers;
 
+class NativeFieldWrapperClass1 {
+  NativeFieldWrapperClass1() {
+    throw new UnsupportedError(
+        "Generative constructors not supported on native types.");
+  }
+}
+
 class NativeFieldWrapperClass2 {
   NativeFieldWrapperClass2() {
     throw new UnsupportedError(
         "Generative constructors not supported on native types.");
   }
 }
+
+class NativeFieldWrapperClass3 {
+  NativeFieldWrapperClass3() {
+    throw new UnsupportedError(
+        "Generative constructors not supported on native types.");
+  }
+}
+
+class NativeFieldWrapperClass4 {
+  NativeFieldWrapperClass4() {
+    throw new UnsupportedError(
+        "Generative constructors not supported on native types.");
+  }
+}
+