Made declaration and definition of VG_(thread_get_stack_size)(ThreadId)
consistent.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@11325 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/include/pub_tool_machine.h b/include/pub_tool_machine.h
index 5d89c70..5b34c48 100644
--- a/include/pub_tool_machine.h
+++ b/include/pub_tool_machine.h
@@ -146,7 +146,7 @@
 extern Addr VG_(thread_get_stack_max) ( ThreadId tid );
 
 // Returns how many bytes have been allocated for the stack of the given thread
-extern Addr VG_(thread_get_stack_size) ( ThreadId tid );
+extern SizeT VG_(thread_get_stack_size) ( ThreadId tid );
 
 // Returns the bottommost address of the alternate signal stack.
 // See also the man page of sigaltstack().