Make nanobench and dm be usable from Chromium build

bench/nanobench_main.cpp

Index: bench/nanobench_main.cpp
diff --git a/bench/nanobench_main.cpp b/bench/nanobench_main.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..a598adc264809c3ea73a4b68346c35c66eb26a2d
--- /dev/null
+++ b/bench/nanobench_main.cpp
@@ -0,0 +1,18 @@
+/*
+ * 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 "CrashHandler.h"
+#include "SkCommandLineFlags.h"
+#include "nanobench.h"
+
+int main(int argc, char * const argv[]) {
+    SetupCrashHandler();
+    SkCommandLineFlags::Parse(argc, const_cast<char**>(argv));
+    return nanobench_main();
+
+}