[IMP] synchronize searches

web_search_autocomplete_prefetch/static/src/js/web_search_autocomplete_prefetch.js

@@ -11,6 +11,10 @@ openerp.web_search_autocomplete_prefetch = function(instance)
         {
             return data;
         }
+        if(!self.autocomplete_mutex)
+        {
+            self.autocomplete_mutex = new instance.Mutex()
+        }
         var facet = {
             get: function(name)
             {
@@ -25,6 +29,8 @@ openerp.web_search_autocomplete_prefetch = function(instance)
             self.get_domain({values: [facet]}),
             self.view.dataset.domain);
         domain.set_eval_context(self.view.dataset.get_context());
+        return self.autocomplete_mutex.exec(function()
+        {
             return self.view.dataset._model.call(
                 'search_count', [domain.eval()])
                 .then(function(count)
@@ -42,6 +48,7 @@ openerp.web_search_autocomplete_prefetch = function(instance)
                         return null;
                     }
                 });
+        });
     }
 
     instance.web.search.CharField.include({