[Chromoting] Reimplemented the worker process launcher to take into account the encountered issues:

remoting/host/win/launch_process_with_token.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 "remoting/host/win/launch_process_with_token.h"
 
 #include <windows.h>
 #include <winternl.h>
 
 #include "base/logging.h"
@@ skipping 14 matching lines @@
 
 // Undocumented WINSTATIONINFOCLASS value causing
 // winsta!WinStationQueryInformationW() to return the name of the pipe for
 // requesting cross-session process creation.
 const WINSTATIONINFOCLASS kCreateProcessPipeNameClass =
     static_cast<WINSTATIONINFOCLASS>(0x21);
 
 const int kPipeBusyWaitTimeoutMs = 2000;
 const int kPipeConnectMaxAttempts = 3;
 
-// The minimum and maximum delays between attempts to inject host process into
-// a session.
-const int kMaxLaunchDelaySeconds = 60;
-const int kMinLaunchDelaySeconds = 1;
-
 // Name of the default session desktop.
 const char kDefaultDesktopName[] = "winsta0\\default";
 
 // Terminates the process and closes process and thread handles in
 // |process_information| structure.
 void CloseHandlesAndTerminateProcess(PROCESS_INFORMATION* process_information) {
   if (process_information->hThread) {
     CloseHandle(process_information->hThread);
     process_information->hThread = NULL;
   }
@@ skipping 460 matching lines @@
     return false;
   }
 
   CHECK(process_info.IsValid());
   process_out->Set(process_info.TakeProcessHandle());
   thread_out->Set(process_info.TakeThreadHandle());
   return true;
 }
 
 } // namespace remoting