libutils: sp/wp: undef #defines

Seems these undefs are slightly out of sync/out of date.

Bug: N/A
Test: libutils_test
Change-Id: I884ae1ca97754a6459a2c7844264f513eecddaba
diff --git a/libutils/include/utils/RefBase.h b/libutils/include/utils/RefBase.h
index 42c6efb..89f048d 100644
--- a/libutils/include/utils/RefBase.h
+++ b/libutils/include/utils/RefBase.h
@@ -455,6 +455,7 @@
 };
 
 #undef COMPARE_WEAK
+#undef COMPARE_WEAK_FUNCTIONAL
 
 // ---------------------------------------------------------------------------
 // No user serviceable parts below here.
diff --git a/libutils/include/utils/StrongPointer.h b/libutils/include/utils/StrongPointer.h
index 07dd3f1..100e507 100644
--- a/libutils/include/utils/StrongPointer.h
+++ b/libutils/include/utils/StrongPointer.h
@@ -134,7 +134,8 @@
 void sp_report_race();
 void sp_report_stack_pointer();
 
-#undef COMPARE
+#undef COMPARE_STRONG
+#undef COMPARE_STRONG_FUNCTIONAL
 
 // ---------------------------------------------------------------------------
 // No user serviceable parts below here.