Add library test makefile solutions.

Change-Id: Ibc8df9b0e2342683158936bf011425780df8f02a
diff --git a/core/host_shared_test_lib.mk b/core/host_shared_test_lib.mk
new file mode 100644
index 0000000..1eb9b26
--- /dev/null
+++ b/core/host_shared_test_lib.mk
@@ -0,0 +1,8 @@
+##################################################
+## A thin wrapper around BUILD_HOST_SHARED_LIBRARY
+## Common flags for host native tests are added.
+##################################################
+
+include $(BUILD_SYSTEM)/host_test_internal.mk
+
+include $(BUILD_HOST_SHARED_LIBRARY)