Added PlatformHandle thunks.

mojo/platform_handle/platform_handle_private_thunks.cc

Index: mojo/platform_handle/platform_handle_private_thunks.cc
diff --git a/mojo/platform_handle/platform_handle_private_thunks.cc b/mojo/platform_handle/platform_handle_private_thunks.cc
new file mode 100644
index 0000000000000000000000000000000000000000..e56989b5dcaaf5a4fc5c867258220363e0e2e201
--- /dev/null
+++ b/mojo/platform_handle/platform_handle_private_thunks.cc
@@ -0,0 +1,34 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.

[viettrungluu, 2016/02/02 00:07:36]

This file and its .h should live in //mojo/public/platform/native.

Also, you may as well make this a .c file.

[Forrest Reiling, 2016/02/10 20:16:09]

Done.

+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "mojo/platform_handle/platform_handle_private_thunks.h"
+
+#include <assert.h>
+
+#define THUNK_EXPORT __attribute__((visibility("default")))

[viettrungluu, 2016/02/02 00:07:36]

And include mojo/public/platform/native/thunk_export.h for this.

[Forrest Reiling, 2016/02/10 20:16:09]

Done.

+
+extern "C" {
+
+static MojoPlatformHandlePrivateThunks g_thunks = {0};
+
+MojoResult MojoCreatePlatformHandleWrapper(MojoPlatformHandle platform_handle,
+                                           MojoHandle* wrapper) {
+  assert(g_thunks.CreatePlatformHandleWrapper);
+  return g_thunks.CreatePlatformHandleWrapper(platform_handle, wrapper);
+}
+
+MojoResult MojoExtractPlatformHandle(MojoHandle wrapper,
+                                     MojoPlatformHandle* platform_handle) {
+  assert(g_thunks.ExtractPlatformHandle);
+  return g_thunks.ExtractPlatformHandle(wrapper, platform_handle);
+}
+
+extern "C" THUNK_EXPORT size_t MojoSetPlatformHandlePrivateThunks(
+    const MojoPlatformHandlePrivateThunks* thunks) {
+  if (thunks->size >= sizeof(g_thunks))
+    g_thunks = *thunks;
+  return sizeof(g_thunks);
+}
+
+}  // extern "C"