Enable NVPR with command buffer

tests/RTConfRegistryTest.cpp

Index: tests/RTConfRegistryTest.cpp
diff --git a/tests/RTConfRegistryTest.cpp b/tests/RTConfRegistryTest.cpp
index 84ce942bf69d02ff1c0a9fa80ece9ef2a99fc482..be019f70b418507a3df49c7b30f806c33c9c35bc 100644
--- a/tests/RTConfRegistryTest.cpp
+++ b/tests/RTConfRegistryTest.cpp
@@ -6,28 +6,19 @@
  */
 
 #include "SkRTConf.h"
+#include "SkOSEnvironment.h"
 #include "Test.h"
 
-#include <stdlib.h>
-
 // Friended proxy for SkRTConfRegistry::parse()
 template <typename T>
 bool test_rt_conf_parse(SkRTConfRegistry* reg, const char* key, T* value) {
     return reg->parse(key, value);
 }
 
-static void portable_setenv(const char* key, const char* value) {
-#ifdef SK_BUILD_FOR_WIN32
-    _putenv_s(key, value);
-#else
-    setenv(key, value, 1);
-#endif
-}
-
 DEF_TEST(SkRTConfRegistry, reporter) {
     SkRTConfRegistry reg;
 
-    portable_setenv("skia_nonexistent_item", "132");
+    sk_setenv("skia_nonexistent_item", "132");
     int result = 0;
     test_rt_conf_parse(&reg, "nonexistent.item", &result);
     REPORTER_ASSERT(reporter, result == 132);