Benchmark have their own folder

Benchmark tests use a separate folder from native tests.

Bug: 27465556
Change-Id: Ife0f43062e36ffc856f41683ddc4d91a7787333e
diff --git a/core/envsetup.mk b/core/envsetup.mk
index e8fa6a7..0a72603 100644
--- a/core/envsetup.mk
+++ b/core/envsetup.mk
@@ -343,8 +343,10 @@
 TARGET_OUT_DATA_ETC := $(TARGET_OUT_ETC)
 ifeq ($(TARGET_IS_64_BIT),true)
 TARGET_OUT_DATA_NATIVE_TESTS := $(TARGET_OUT_DATA)/nativetest64
+TARGET_OUT_DATA_METRIC_TESTS := $(TARGET_OUT_DATA)/benchmarktest64
 else
 TARGET_OUT_DATA_NATIVE_TESTS := $(TARGET_OUT_DATA)/nativetest
+TARGET_OUT_DATA_METRIC_TESTS := $(TARGET_OUT_DATA)/benchmarktest
 endif
 TARGET_OUT_DATA_FAKE := $(TARGET_OUT_DATA)/fake_packages
 
@@ -352,6 +354,7 @@
 $(TARGET_2ND_ARCH_VAR_PREFIX)TARGET_OUT_DATA_SHARED_LIBRARIES := $($(TARGET_2ND_ARCH_VAR_PREFIX)TARGET_OUT_SHARED_LIBRARIES)
 $(TARGET_2ND_ARCH_VAR_PREFIX)TARGET_OUT_DATA_APPS := $(TARGET_OUT_DATA_APPS)
 $(TARGET_2ND_ARCH_VAR_PREFIX)TARGET_OUT_DATA_NATIVE_TESTS := $(TARGET_OUT_DATA)/nativetest
+$(TARGET_2ND_ARCH_VAR_PREFIX)TARGET_OUT_DATA_METRIC_TESTS := $(TARGET_OUT_DATA)/benchmarktest
 
 TARGET_OUT_CACHE := $(PRODUCT_OUT)/cache