Switch to standard integer types in chrome_elf/.

chrome_elf/chrome_elf_util.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 "chrome_elf/chrome_elf_util.h"
 
 #include <assert.h>
 #include <windows.h>
+#include <stddef.h>
 
 #include "base/macros.h"
 #include "base/strings/string16.h"
 
 ProcessType g_process_type = ProcessType::UNINITIALIZED;
 
 namespace {
 
 const wchar_t kRegPathClientState[] = L"Software\\Google\\Update\\ClientState";
 const wchar_t kRegPathClientStateMedium[] =
@@ skipping 195 matching lines @@
     return;
   }
 
   g_process_type = ProcessType::BROWSER_PROCESS;
 }
 
 bool IsNonBrowserProcess() {
   assert(g_process_type != ProcessType::UNINITIALIZED);
   return g_process_type == ProcessType::NON_BROWSER_PROCESS;
 }