C++ bindings: separate out serialization source set, have "mojom" targets optionally use serializat…

examples/serialization/main.cc

+// Copyright 2015 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.
+
+// This example demonstrates how you can serialize and deserialize a generated
+// mojom into and out of a buffer.
+
+#include "examples/serialization/serialization.mojom.h"
+#include "mojo/public/cpp/bindings/array.h"
+#include "mojo/public/cpp/environment/logging.h"
+
+int main() {
+  examples::MyStruct in;
+  examples::MyStruct out;
+
+  in.a = 1;
+  in.b = 2.0f;
+  in.c = "hello world!";
+
+  char buf[1000];
+  MOJO_CHECK(in.Serialize(buf, sizeof(buf)));
+
+  out.Deserialize(buf);
+  MOJO_CHECK(out.a == 1);
+  MOJO_CHECK(out.b == 2.0f);
+  MOJO_CHECK(out.c == "hello world!");
+
+  return 0;
+}