[LyX/master] Fix #10894 compiler warnings.

[Richard Heck]

commit 71005d6c1079637d7127defc372a5aa4d62092b0
Author: Richard Heck <rgh...@lyx.org>
Date:   Sat Dec 16 00:59:07 2017 -0500

    Fix #10894 compiler warnings.
---
 src/insets/InsetCitation.cpp |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/insets/InsetCitation.cpp b/src/insets/InsetCitation.cpp
index 8377796..236dda2 100644
--- a/src/insets/InsetCitation.cpp
+++ b/src/insets/InsetCitation.cpp
@@ -253,8 +253,8 @@ docstring InsetCitation::toolTip(BufferView const & bv, 
int, int) const
        docstring tip;
        tip += "<ol>";
        int count = 0;
-       for (docstring const & key : keys) {
-               docstring const key_info = bi.getInfo(key, buffer(), ci);
+       for (docstring const & kit : keys) {
+               docstring const key_info = bi.getInfo(kit, buffer(), ci);
                // limit to reasonable size.
                if (count > 9 && keys.size() > 11) {
                        tip.push_back(0x2026);// HORIZONTAL ELLIPSIS