initial import of Chrome's trace_event into skia framework

tests/TracingTest.cpp

Index: tests/TracingTest.cpp
diff --git a/tests/TracingTest.cpp b/tests/TracingTest.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..730a46ce4d734a04ea18d68de6031b7e51d3d506
--- /dev/null
+++ b/tests/TracingTest.cpp
@@ -0,0 +1,13 @@
+/*
+ * Copyright 2014 Google Inc.
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "SkTraceEvent.h"
+#include "Test.h"
+
+DEF_TEST(Tracing, reporter) {
+  TRACE_EVENT0("skia.testing", "just a test");
+}