Fix broken CompilerTest.

Change-Id: Ie66096a83dba7cc72f281d841e5d3877fb8601a7

dev/core/test/com/google/gwt/dev/CompilerTest.java

diff --git a/dev/core/test/com/google/gwt/dev/CompilerTest.java b/dev/core/test/com/google/gwt/dev/CompilerTest.java
index fd0f23c..3aee111 100644
--- a/dev/core/test/com/google/gwt/dev/CompilerTest.java
+++ b/dev/core/test/com/google/gwt/dev/CompilerTest.java
@@ -2554,6 +2554,8 @@
         "java.lang.String$NativeFunction",
         "java.lang.String$NativeString",
         "java.lang.Throwable",
+        "java.lang.Throwable$NativeError",
+        "java.lang.Throwable$NativeTypeError",
         "javaemul.internal.NativeRegExp"));
     return staleTypeNames;
   }