Update from Google.

--
MOE_MIGRATED_REVID=85702957
diff --git a/base_workspace/examples/cpp/hello-world.cc b/base_workspace/examples/cpp/hello-world.cc
new file mode 100644
index 0000000..305b17f
--- /dev/null
+++ b/base_workspace/examples/cpp/hello-world.cc
@@ -0,0 +1,11 @@
+#include "examples/cpp/hello-lib.h"
+
+int main(int argc, char** argv) {
+  const char* obj = "world";
+  if (argc > 1) {
+    obj = argv[1];
+  }
+
+  greet(obj);
+  return 0;
+}