Fix a bunch of mojo_public_*_unittests with the new EDK.

mojo/public/cpp/system/tests/core_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.
 
 // This file tests the C++ Mojo system core wrappers.
 // TODO(vtl): Maybe rename "CoreCppTest" -> "CoreTest" if/when this gets
 // compiled into a different binary from the C API tests.
 
 #include "mojo/public/cpp/system/core.h"
 
@@ skipping 348 matching lines @@
   // Tear down a message pipe which still has a message enqueued, with the
   // message also having a valid message pipe handle.
   {
     ScopedMessagePipeHandle h0;
     ScopedMessagePipeHandle h1;
     CreateMessagePipe(nullptr, &h0, &h1);
 
     // Send a handle over the previously-establish message pipe.
     ScopedMessagePipeHandle h2;
     ScopedMessagePipeHandle h3;
-    CreateMessagePipe(nullptr, &h2, &h3);
+    MojoCreateMessagePipeOptions options;
+    options.struct_size = sizeof(MojoCreateMessagePipeOptions);
+    options.flags = MOJO_CREATE_MESSAGE_PIPE_OPTIONS_FLAG_TRANSFERABLE;
+    if (CreateMessagePipe(&options, &h2, &h3) != MOJO_RESULT_OK)
+      CreateMessagePipe(nullptr, &h2, &h3);  // Must be old EDK.
 
     // Write a message to |h2|, before we send |h3|.
     const char kWorld[] = "world!";
     const uint32_t kWorldSize = static_cast<uint32_t>(sizeof(kWorld));
     EXPECT_EQ(MOJO_RESULT_OK,
               WriteMessageRaw(h2.get(),
                               kWorld,
                               kWorldSize,
                               nullptr,
                               0,
@@ skipping 32 matching lines @@
   // Do this in a different order: make the enqueued message pipe handle only
   // half-alive.
   {
     ScopedMessagePipeHandle h0;
     ScopedMessagePipeHandle h1;
     CreateMessagePipe(nullptr, &h0, &h1);
 
     // Send a handle over the previously-establish message pipe.
     ScopedMessagePipeHandle h2;
     ScopedMessagePipeHandle h3;
-    CreateMessagePipe(nullptr, &h2, &h3);
+    MojoCreateMessagePipeOptions options;
+    options.struct_size = sizeof(MojoCreateMessagePipeOptions);
+    options.flags = MOJO_CREATE_MESSAGE_PIPE_OPTIONS_FLAG_TRANSFERABLE;
+    if (CreateMessagePipe(&options, &h2, &h3) != MOJO_RESULT_OK)
+      CreateMessagePipe(nullptr, &h2, &h3);  // Must be old EDK.
 
     // Write a message to |h2|, before we send |h3|.
     const char kWorld[] = "world!";
     const uint32_t kWorldSize = static_cast<uint32_t>(sizeof(kWorld));
     EXPECT_EQ(MOJO_RESULT_OK,
               WriteMessageRaw(h2.get(),
                               kWorld,
                               kWorldSize,
                               nullptr,
                               0,
@@ skipping 44 matching lines @@
   buffer1 = std::move(buffer2);
 
   EXPECT_TRUE(buffer1.is_valid());
   EXPECT_FALSE(buffer2.is_valid());
 }
 
 // TODO(vtl): Write data pipe tests.
 
 }  // namespace
 }  // namespace mojo