Mojo: Move public/tests/test_{support,utils}.* to public/{c,cpp}/test_support.

mojo/public/c/test_support/test_support.h

Index: mojo/public/c/test_support/test_support.h
diff --git a/mojo/public/c/test_support/test_support.h b/mojo/public/c/test_support/test_support.h
new file mode 100644
index 0000000000000000000000000000000000000000..f85464740222dc44322554f71a52c4f04c26f138
--- /dev/null
+++ b/mojo/public/c/test_support/test_support.h
@@ -0,0 +1,25 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef MOJO_PUBLIC_C_TEST_SUPPORT_TEST_SUPPORT_H_
+#define MOJO_PUBLIC_C_TEST_SUPPORT_TEST_SUPPORT_H_
+
+// Note: This header should be compilable as C.
+
+#include "mojo/public/c/test_support/test_support_export.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+MOJO_TEST_SUPPORT_EXPORT void MojoTestSupportLogPerfResult(
+    const char* test_name,
+    double value,
+    const char* units);
+
+#ifdef __cplusplus
+}  // extern "C"
+#endif
+
+#endif  // MOJO_PUBLIC_C_TEST_SUPPORT_TEST_SUPPORT_H_