Rename VG_(get_lwp_tid) to VG_(lwpid_to_vgtid).


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@6409 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/pub_core_threadstate.h b/coregrind/pub_core_threadstate.h
index 8b622bc..059a2f7 100644
--- a/coregrind/pub_core_threadstate.h
+++ b/coregrind/pub_core_threadstate.h
@@ -257,7 +257,7 @@
 
 /* Given an LWP id (ie, real kernel thread id), find the corresponding
    ThreadId */
-extern ThreadId VG_(get_lwp_tid)(Int lwpid);
+extern ThreadId VG_(lwpid_to_vgtid)(Int lwpid);
 
 #endif   // __PUB_CORE_THREADSTATE_H