libclang: change getCursorAttr() to return 'const Attr *'


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@173583 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/libclang/CXCursor.cpp b/tools/libclang/CXCursor.cpp
index 1295802..9bef91d 100644
--- a/tools/libclang/CXCursor.cpp
+++ b/tools/libclang/CXCursor.cpp
@@ -794,8 +794,8 @@
   return static_cast<const Stmt *>(Cursor.data[1]);
 }
 
-Attr *cxcursor::getCursorAttr(CXCursor Cursor) {
-  return static_cast<Attr*>(const_cast<void*>(Cursor.data[1]));
+const Attr *cxcursor::getCursorAttr(CXCursor Cursor) {
+  return static_cast<const Attr *>(Cursor.data[1]);
 }
 
 Decl *cxcursor::getCursorParentDecl(CXCursor Cursor) {