GTTF: dump registers on crash on 64-bit Linux

base/debug/stack_trace.h

 // 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.
 
 #ifndef BASE_DEBUG_STACK_TRACE_H_
 #define BASE_DEBUG_STACK_TRACE_H_
 
 #include <iosfwd>
 #include <string>
 
@@ skipping 68 matching lines @@
 
 namespace internal {
 
 #if defined(OS_POSIX) && !defined(OS_ANDROID)
 // POSIX doesn't define any async-signal safe function for converting
 // an integer to ASCII. We'll have to define our own version.
 // itoa_r() converts a (signed) integer to ASCII. It returns "buf", if the
 // conversion was successful or NULL otherwise. It never writes more than "sz"
 // bytes. Output will be truncated as needed, and a NUL character is always
 // appended.
-BASE_EXPORT char *itoa_r(intptr_t i, char *buf, size_t sz, int base);
+BASE_EXPORT char *itoa_r(intptr_t i,
+                         char *buf,
+                         size_t sz,
+                         int base,
+                         size_t padding);
 #endif  // defined(OS_POSIX) && !defined(OS_ANDROID)
 
 }  // namespace internal
 
 }  // namespace debug
 }  // namespace base
 
 #endif  // BASE_DEBUG_STACK_TRACE_H_