Fix NPE in test.

Change-Id: I0f5e1b88120b03901e37b5133121406b288ff27b
diff --git a/src/test/java/com/android/tools/r8/memberrebinding/b135627418/B135627418.java b/src/test/java/com/android/tools/r8/memberrebinding/b135627418/B135627418.java
index c81a2d6..1363bbd 100644
--- a/src/test/java/com/android/tools/r8/memberrebinding/b135627418/B135627418.java
+++ b/src/test/java/com/android/tools/r8/memberrebinding/b135627418/B135627418.java
@@ -75,10 +75,12 @@
                 com.android.tools.r8.memberrebinding.b135627418.runtime.InsetDrawable.class)
             .setMinApi(parameters.getRuntime())
             .addOptionsModification(
-                options ->
-                    options.desugaredLibraryConfiguration =
-                        DesugaredLibraryConfiguration.withOnlyRewritePrefixForTesting(
-                            ImmutableMap.of(packageName + ".runtime", packageName + ".library")))
+                options -> {
+                  options.desugaredLibraryConfiguration =
+                      DesugaredLibraryConfiguration.withOnlyRewritePrefixForTesting(
+                          ImmutableMap.of(packageName + ".runtime", packageName + ".library"));
+                  options.desugaredLibraryBootclasspathDefinitions = type -> false;
+                })
             .compile();
 
     testForR8(parameters.getBackend())