Add core-oj to the list of boot libraries.

With some of java classes packed in core-oj instead of core-libart
we need to use core-oj in runtime.

Change-Id: Ic6d5e48517b284fc626c157234b2d50b49a07196
diff --git a/runtime/dex_method_iterator_test.cc b/runtime/dex_method_iterator_test.cc
index b8f180b..2bed345 100644
--- a/runtime/dex_method_iterator_test.cc
+++ b/runtime/dex_method_iterator_test.cc
@@ -29,7 +29,7 @@
 TEST_F(DexMethodIteratorTest, Basic) {
   ScopedObjectAccess soa(Thread::Current());
   std::vector<const DexFile*> dex_files;
-  const char* jars[] = { "core-libart", "conscrypt", "okhttp", "core-junit", "bouncycastle" };
+  const char* jars[] = { "core-oj", "core-libart", "conscrypt", "okhttp", "core-junit", "bouncycastle" };
   for (size_t i = 0; i < 5; ++i) {
     dex_files.push_back(LoadExpectSingleDexFile(GetDexFileName(jars[i]).c_str()));
   }