Print stack traces in child processes when browser tests failed.

content/ppapi_plugin/ppapi_thread.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 "content/ppapi_plugin/ppapi_thread.h"
 
 #include <limits>
 
 #include "base/command_line.h"
 #include "base/cpu.h"
@@ skipping 386 matching lines @@
         }
       }
     }
 
     // Cause advapi32 to load before the sandbox is turned on.
     unsigned int dummy_rand;
     rand_s(&dummy_rand);
 
     WarmupWindowsLocales(permissions);
 
-#if defined(ADDRESS_SANITIZER)
-    // Bind and leak dbghelp.dll before the token is lowered, otherwise
-    // AddressSanitizer will crash when trying to symbolize a report.
-    LoadLibraryA("dbghelp.dll");
-#endif
-
     g_target_services->LowerToken();
   }
 #endif
 
   if (is_broker_) {
     // Get the InitializeBroker function (required).
     InitializeBrokerFunc init_broker =
         reinterpret_cast<InitializeBrokerFunc>(
             library.GetFunctionPointer("PPP_InitializeBroker"));
     if (!init_broker) {
@@ skipping 185 matching lines @@
           GetHistogramName(is_broker_, "LoadTime", path),
           base::TimeDelta::FromMilliseconds(1),
           base::TimeDelta::FromSeconds(10),
           50,
           base::HistogramBase::kUmaTargetedHistogramFlag);
 
   histogram->AddTime(load_time);
 }
 
 }  // namespace content