Fixed code

web_tree_image/static/src/js/tooltip.js

@@ -3,7 +3,7 @@ odoo.define('web_tree_image.web_tree_image', function(require) {
 
 var ListRenderer = require('web.ListRenderer');
 
-ListRenderer.include({
+	ListRenderer.include({
 	    events: _.extend({}, ListRenderer.prototype.events, {
 	    	'mouseover tbody tr td .o_field_image': '_onHoverRecord_img',
 	    }),
@@ -13,5 +13,5 @@ ListRenderer.include({
 	    		title: "<img src="+img_src+" />"
 	    	});
 		}
-});
+	});
 })