Switch to standard integer types in ipc/.

ipc/ipc_message_utils_unittest.cc

 // Copyright (c) 2012 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 "ipc/ipc_message_utils.h"
 
+#include <stddef.h>
 #include <stdint.h>
 
 #include "base/files/file_path.h"
 #include "ipc/ipc_message.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace IPC {
 namespace {
 
 // Tests nesting of messages as parameters to other messages.
@@ skipping 67 matching lines @@
 
   base::StackVector<double, stack_capacity> output;
   base::PickleIterator iter(msg);
   EXPECT_TRUE(IPC::ReadParam(&msg, &iter, &output));
   for (size_t i = 0; i < 2 * stack_capacity; i++)
     EXPECT_EQ(stack_vector[i], output[i]);
 }
 
 }  // namespace
 }  // namespace IPC