Print stack traces in child processes when browser tests failed.

content/utility/utility_main.cc

 // Copyright (c) 2011 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/command_line.h"
 #include "base/debug/leak_annotations.h"
 #include "base/message_loop/message_loop.h"
 #include "base/threading/platform_thread.h"
 #include "base/timer/hi_res_timer_manager.h"
 #include "content/child/child_process.h"
@@ skipping 29 matching lines @@
 
   base::HighResolutionTimerManager hi_res_timer_manager;
 
 #if defined(OS_WIN)
   bool no_sandbox = parameters.command_line.HasSwitch(switches::kNoSandbox);
   if (!no_sandbox) {
     sandbox::TargetServices* target_services =
         parameters.sandbox_info->target_services;
     if (!target_services)
       return false;
-#if defined(ADDRESS_SANITIZER)
-    // Bind and leak dbghelp.dll before the token is lowered, otherwise
-    // AddressSanitizer will crash when trying to symbolize a report.
-    if (!LoadLibraryA("dbghelp.dll"))
-      return false;
-#endif
     char buffer;
     // Ensure RtlGenRandom is warm before the token is lowered; otherwise,
     // base::RandBytes() will CHECK fail when v8 is initialized.
     base::RandBytes(&buffer, sizeof(buffer));
     target_services->LowerToken();
   }
 #endif
 
   base::MessageLoop::current()->Run();
 
 #if defined(LEAK_SANITIZER)
   // Invoke LeakSanitizer before shutting down the utility thread, to avoid
   // reporting shutdown-only leaks.
   __lsan_do_leak_check();
 #endif
 
   return 0;
 }
 
 }  // namespace content