Mojo: Plumb MojoCreateMessagePipeOptions through to the C++ wrappers.

mojo/public/cpp/bindings/tests/router_unittest.cc

 // 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.
 
 #include <stdlib.h>
 #include <string.h>
 
 #include "mojo/public/cpp/bindings/lib/message_builder.h"
 #include "mojo/public/cpp/bindings/lib/message_queue.h"
 #include "mojo/public/cpp/bindings/lib/router.h"
@@ skipping 91 matching lines @@
   uint32_t name_;
   uint32_t request_id_;
 };
 
 class RouterTest : public testing::Test {
  public:
   RouterTest() {
   }
 
   virtual void SetUp() MOJO_OVERRIDE {
-    CreateMessagePipe(&handle0_, &handle1_);
+    CreateMessagePipe(NULL, &handle0_, &handle1_);
   }
 
   virtual void TearDown() MOJO_OVERRIDE {
   }
 
   void PumpMessages() {
     loop_.RunUntilIdle();
   }
 
  protected:
@@ skipping 73 matching lines @@
     EXPECT_TRUE(generator.has_responder());
 
   }
 
   generator.Complete();  // This should end up doing nothing.
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace mojo