Switch to standard integer types in chrome/browser/, part 3 of 4.

chrome/browser/private_working_set_snapshot_win.cc

 // Copyright 2015 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/browser/private_working_set_snapshot.h"
 
 #include <pdh.h>
 #include <pdhmsg.h>
+#include <stddef.h>
 
 #include <algorithm>
 
 #include "base/numerics/safe_conversions.h"
 #include "base/win/windows_version.h"
 
 // Link pdh.lib (import library for pdh.dll) whenever this file is linked in.
 #pragma comment(lib, "pdh.lib")
 
 PrivateWorkingSetSnapshot::PrivateWorkingSetSnapshot() {}
@@ skipping 163 matching lines @@
 size_t PrivateWorkingSetSnapshot::GetPrivateWorkingSet(
     base::ProcessId process_id) const {
   // Do a binary search for the requested process ID and return the working set
   // if found.
   auto p = std::lower_bound(records_.begin(), records_.end(), process_id);
   if (p != records_.end() && p->process_id == process_id)
     return p->private_ws;
 
   return 0;
 }