Revert "Load libraries in breadth-first order"

This reverts commit a3ad450a2e.

(cherry picked from commit 498eb18b82)

Change-Id: Iec7eab83d0c0ed1604e1e8ea3f9e9d0ce1d29680

tests/libs/dlopen_testlib_answer.cpp

@@ -1,25 +0,0 @@
-/*
- * Copyright (C) 2014 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-extern "C" int dlopen_test_get_answer() {
-  return __ANSWER;
-}
-
-#ifdef __ANSWER2
-extern "C" int dlopen_test_get_answer2() {
-  return __ANSWER2;
-}
-#endif