Cleanup unused variable.

This patch fixes problem raised in post-review comments of the
https://reviews.llvm.org/D65285. Developers of ittnotify confirmed
that dll_path_ptr field of the __itt_global structure is never used
by ittnotify library, so it is safe to remove the dll_path array.

Differential Revision: https://reviews.llvm.org/D65885


git-svn-id: https://llvm.org/svn/llvm-project/openmp/trunk@368559 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/runtime/src/thirdparty/ittnotify/ittnotify_static.cpp b/runtime/src/thirdparty/ittnotify/ittnotify_static.cpp
index c771ae8..78ab62d 100644
--- a/runtime/src/thirdparty/ittnotify/ittnotify_static.cpp
+++ b/runtime/src/thirdparty/ittnotify/ittnotify_static.cpp
@@ -226,8 +226,6 @@
 #pragma warning(pop)
 #endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
 
-static char dll_path[PATH_MAX] = { 0 };
-
 /* static part descriptor which handles. all notification api attributes. */
 __itt_global _N_(_ittapi_global) = {
     ITT_MAGIC,                                     /* identification info */
@@ -238,7 +236,7 @@
     MUTEX_INITIALIZER,                             /* mutex */
     NULL,                                          /* dynamic library handle */
     NULL,                                          /* error_handler */
-    (const char**)&dll_path,                       /* dll_path_ptr */
+    NULL,                                          /* dll_path_ptr */
     (__itt_api_info*)&api_list,                    /* api_list_ptr */
     NULL,                                          /* next __itt_global */
     NULL,                                          /* thread_list */