make all bionic death tests not dumpable

Bug: 18067305

Change-Id: Ia1ecacf47eddecc9bc58aaac779e0c218f463179
diff --git a/tests/stack_protector_test.cpp b/tests/stack_protector_test.cpp
index fea24d8..aad51ec 100644
--- a/tests/stack_protector_test.cpp
+++ b/tests/stack_protector_test.cpp
@@ -19,6 +19,7 @@
  */
 
 #include <gtest/gtest.h>
+#include "BionicDeathTest.h"
 
 #include <pthread.h>
 #include <stdint.h>
@@ -120,9 +121,10 @@
 #endif // TEST_STACK_CHK_GUARD
 }
 
-TEST(stack_protector_DeathTest, modify_stack_protector) {
+class stack_protector_DeathTest : public BionicDeathTest {};
+
+TEST_F(stack_protector_DeathTest, modify_stack_protector) {
 #if defined(TEST_STACK_CHK_GUARD)
-  ::testing::FLAGS_gtest_death_test_style = "threadsafe";
   ASSERT_EXIT(do_modify_stack_chk_guard(), testing::KilledBySignal(SIGABRT), "");
 #else // TEST_STACK_CHK_GUARD
   GTEST_LOG_(INFO) << "This test does nothing.\n";