Print stack traces in child processes when browser tests failed.

components/nacl/loader/nacl_main_platform_delegate_win.cc

Index: components/nacl/loader/nacl_main_platform_delegate_win.cc
diff --git a/components/nacl/loader/nacl_main_platform_delegate_win.cc b/components/nacl/loader/nacl_main_platform_delegate_win.cc
index 268113816c2e5df2f3e10c8945aecedf0d3a841d..e4d0ad5520d6cf2e9e7dca62fa10a440310278f4 100644
--- a/components/nacl/loader/nacl_main_platform_delegate_win.cc
+++ b/components/nacl/loader/nacl_main_platform_delegate_win.cc
@@ -21,12 +21,6 @@ void NaClMainPlatformDelegate::EnableSandbox(
   ::GetUserDefaultLangID();
   ::GetUserDefaultLCID();
 
-#if defined(ADDRESS_SANITIZER)
-    // Bind and leak dbghelp.dll before the token is lowered, otherwise
-    // AddressSanitizer will crash when trying to symbolize a report.
-    CHECK(LoadLibraryA("dbghelp.dll"));
-#endif
-
   // Turn the sandbox on.
   target_services->LowerToken();
 }