| Index: base/debug/stack_trace.h | 
| diff --git a/base/debug/stack_trace.h b/base/debug/stack_trace.h | 
| index e6887e605fa1aea9605e1c969b81438b887d05f6..7c2ac3cb87cd07c4a46386e06600ef6bfef5aed4 100644 | 
| --- a/base/debug/stack_trace.h | 
| +++ b/base/debug/stack_trace.h | 
| @@ -53,7 +53,7 @@ class BASE_EXPORT StackTrace { | 
| // Creates a stacktrace for an exception. | 
| // Note: this function will throw an import not found (StackWalk64) exception | 
| // on system without dbghelp 5.1. | 
| -  StackTrace(_EXCEPTION_POINTERS* exception_pointers); | 
| +  StackTrace(const _EXCEPTION_POINTERS* exception_pointers); | 
| #endif | 
|  | 
| // Copying and assignment are allowed with the default functions. | 
|  |