[sanitizers] add "strip_path_prefix=/../../" to default UBSan options.

build/sanitizers/sanitizer_options.cc

 // Copyright 2014 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.
 //
 // This file contains the default options for various compiler-based dynamic
 // tools.
 
 #include "build/build_config.h"
 
 #if defined(ADDRESS_SANITIZER) && defined(OS_MACOSX)
@@ skipping 159 matching lines @@
 
 SANITIZER_HOOK_ATTRIBUTE const char *__lsan_default_suppressions() {
   return kLSanDefaultSuppressions;
 }
 
 #endif  // LEAK_SANITIZER
 
 #if defined(UNDEFINED_SANITIZER)
 // Default options for UndefinedBehaviorSanitizer:
 //   print_stacktrace=1 - print the stacktrace when UBSan reports an error.
-const char kUbsanDefaultOptions[] = "print_stacktrace=1";
+const char kUbsanDefaultOptions[] =
+    "print_stacktrace=1 strip_path_prefix=/../../ ";
 
 SANITIZER_HOOK_ATTRIBUTE const char* __ubsan_default_options() {
   return kUbsanDefaultOptions;
 }
 
 #endif  // UNDEFINED_SANITIZER