Migrate SkRTConfRegistry test to DEF_TEST().

tests/RTConfRegistryTest.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkRTConf.h"
 #include "Test.h"
 
+#ifdef SK_BUILD_FOR_WIN32
+static void sk_setenv(const char* key, const char* value) {
+    _putenv_s(key, value);
+}
+#else
+static void sk_setenv(const char* key, const char* value) {
+    setenv(key, value, 1);
+}
+#endif
+
 DEF_TEST(SkRTConfRegistry, reporter) {
-#ifdef SK_SUPPORT_UNITTEST
-    SkRTConfRegistry::UnitTest();
-#endif
+    SkRTConfRegistry registryWithoutContents;
+
+    sk_setenv("skia_nonexistent_item", "132");
+    int result = 0;
+    registryWithoutContents.parse("nonexistent.item", &result);
+    SkASSERT(result == 132);

[mtklein, 2014/08/07 12:26:14]

REPORTER_ASSERT?

[tfarina, 2014/08/07 14:11:27]

Done.

 }