Fix context menu handling

 - ewk_context_menu_item_count could be 0
 - item index was starts with 0

Change-Id: I27ec8336726665a33ca9b8ec9cbcaaf9d29be519

diff --git a/runtime/browser/web_view_impl.cc b/runtime/browser/web_view_impl.cc
index 5a73aa9a0ce3751008f37f00439d143c736f9b97..3dcca8679ce3bd201378a9453a146f85d8715bad 100755 (executable)
--- a/runtime/browser/web_view_impl.cc
+++ b/runtime/browser/web_view_impl.cc
@@ -524,7 +524,7 @@ void WebViewImpl::InitCustomContextMenuCallback() {
       disabled = true;
     }
     int cnt = ewk_context_menu_item_count(contextmenu);
-    for (unsigned idx = cnt-1; idx > 0; --idx) {
+    for (int idx = cnt-1; idx >= 0; --idx) {
       auto* item = ewk_context_menu_nth_item_get(contextmenu, idx);
       Ewk_Context_Menu_Item_Tag tag = ewk_context_menu_item_tag_get(item);
       switch (tag) {