Print stack traces in child processes when browser tests failed.

content/ppapi_plugin/ppapi_thread.cc

Index: content/ppapi_plugin/ppapi_thread.cc
diff --git a/content/ppapi_plugin/ppapi_thread.cc b/content/ppapi_plugin/ppapi_thread.cc
index d2202446eaaec87931fd669d47dde419f5178d51..6b2dc122a0ede2a332736be5f645593cfd8f701b 100644
--- a/content/ppapi_plugin/ppapi_thread.cc
+++ b/content/ppapi_plugin/ppapi_thread.cc
@@ -404,12 +404,6 @@ void PpapiThread::OnLoadPlugin(const base::FilePath& path,
 
     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