Update bundled libxkbcommon version to 0.4.0

This release comes with important bug fixes. Also we can now
remove the workaround code which was needed for libxkbcommon 0.2.0.

Task-number: QTBUG-31712
Task-number: QTBUG-33732
Task-number: QTBUG-34056

Change-Id: I57caf7f803b9a01a15541a5ad82e464de3b8abbb
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@digia.com>
Reviewed-by: Lars Knoll <lars.knoll@digia.com>

1 files changed, 6 insertions, 7 deletions

diff --git a/src/3rdparty/xkbcommon/src/keysym-utf.c b/src/3rdparty/xkbcommon/src/keysym-utf.c
index 5484a8311d..129da15cf8 100644
--- a/src/3rdparty/xkbcommon/src/keysym-utf.c
+++ b/src/3rdparty/xkbcommon/src/keysym-utf.c
@@ -838,20 +838,19 @@ static const struct codepair keysymtab[] = {
 static uint32_t
 bin_search(const struct codepair *table, size_t length, xkb_keysym_t keysym)
 {
-    int min = 0;
-    int max = length;
-    int mid;
+    int first = 0;
+    int last = length;
 
     if (keysym < table[0].keysym  || keysym > table[length].keysym)
         return 0;
 
     /* binary search in table */
-    while (max >= min) {
-        mid = (min + max) / 2;
+    while (last >= first) {
+        int mid = (first + last) / 2;
         if (table[mid].keysym < keysym)
-            min = mid + 1;
+            first = mid + 1;
         else if (table[mid].keysym > keysym)
-            max = mid - 1;
+            last = mid - 1;
         else /* found it */
             return table[mid].ucs;
     }