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

sdk/lib/html/dartium/nativewrappers.dart

Index: sdk/lib/html/dartium/nativewrappers.dart
diff --git a/sdk/lib/html/dartium/nativewrappers.dart b/sdk/lib/html/dartium/nativewrappers.dart
index 55e57421f6172599d63c566546086a580bf4e611..441749c6b66ebc76d5ac7de7a4650d0a653c4e1d 100644
--- a/sdk/lib/html/dartium/nativewrappers.dart
+++ b/sdk/lib/html/dartium/nativewrappers.dart
@@ -4,9 +4,31 @@
 
 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.");
+  }
+}
+