Correctly detect Windows XP Pro x64 and Windows 2003 as not supporting elevation.

remoting/host/win/wts_session_process_delegate.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.
 //
 // This file implements the Windows service controlling Me2Me host processes
 // running within user sessions.
 
 #include "remoting/host/win/wts_session_process_delegate.h"
 
 #include "base/base_switches.h"
@@ skipping 319 matching lines @@
     return false;
   }
 
   channel_ = channel.Pass();
   pipe_ = pipe.Pass();
   *process_exit_event_out = process_exit_event.Pass();
   return true;
 }
 
 bool WtsSessionProcessDelegate::Core::Initialize(uint32 session_id) {
-  if (base::win::GetVersion() == base::win::VERSION_XP)
+  if (base::win::GetVersion() < base::win::VERSION_VISTA)
     launch_elevated_ = false;
 
   if (launch_elevated_) {
     // GetNamedPipeClientProcessId() is available starting from Vista.
     HMODULE kernel32 = ::GetModuleHandle(L"kernel32.dll");
     CHECK(kernel32 != NULL);
 
     get_named_pipe_client_pid_ =
         reinterpret_cast<GetNamedPipeClientProcessIdFn>(
             GetProcAddress(kernel32, "GetNamedPipeClientProcessId"));
@@ skipping 173 matching lines @@
 bool WtsSessionProcessDelegate::LaunchProcess(
     IPC::Listener* delegate,
     base::win::ScopedHandle* process_exit_event_out) {
   if (!core_)
     return false;
 
   return core_->LaunchProcess(delegate, process_exit_event_out);
 }
 
 } // namespace remoting