Add a flag force_breakaway_from_job_ to the base::LaunchOptions structure for Windows, which

base/process_util_win.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 "base/process_util.h"
 
 #include <fcntl.h>
 #include <io.h>
 #include <windows.h>
 #include <userenv.h>
@@ skipping 299 matching lines @@
 
   if (options.job_handle) {
     flags |= CREATE_SUSPENDED;
 
     // If this code is run under a debugger, the launched process is
     // automatically associated with a job object created by the debugger.
     // The CREATE_BREAKAWAY_FROM_JOB flag is used to prevent this.
     flags |= CREATE_BREAKAWAY_FROM_JOB;
   }
 
+  if (options.force_breakaway_from_job_)
+    flags |= CREATE_BREAKAWAY_FROM_JOB;
+
   base::win::ScopedProcessInformation process_info;
 
   if (options.as_user) {
     flags |= CREATE_UNICODE_ENVIRONMENT;
     void* enviroment_block = NULL;
 
     if (!CreateEnvironmentBlock(&enviroment_block, options.as_user, FALSE))
       return false;
 
     BOOL launched =
@@ skipping 662 matching lines @@
 
   PERFORMANCE_INFORMATION info;
   if (!InternalGetPerformanceInfo(&info, sizeof(info))) {
     DLOG(ERROR) << "Failed to fetch internal performance info.";
     return 0;
   }
   return (info.CommitTotal * system_info.dwPageSize) / 1024;
 }
 
 }  // namespace base