Load libraries in breadth-first order

  This patch fixes the problem with symbol search order
  for dlsym(RTLD_DEFAULT/RTLD_NEXT, .) by loading libraries
  and ld_preloads in correct order.

Bug: https://code.google.com/p/android/issues/detail?id=74255
Attempt: 2

(cherry picked from commit 14669a939d113214a4a20b9318fca0992d5453f0)

Change-Id: Id87540c96a2242220967b6fa5d84ddcd829e2b97
diff --git a/tests/Android.mk b/tests/Android.mk
index 3850965..69ff811 100644
--- a/tests/Android.mk
+++ b/tests/Android.mk
@@ -112,6 +112,7 @@
     system_properties_test.cpp \
     time_test.cpp \
     uchar_test.cpp \
+    uniqueptr_test.cpp \
     unistd_test.cpp \
     wchar_test.cpp \