[epiphany/mcatanzaro/passwords: 29/35] js: opt-in to strict mode

[Jan-Michael Brummer <jbrummer src gnome org>]

commit 652046a6e34342b9256b5b81718d2a3283f55888
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Sun Mar 3 16:36:02 2019 -0600

    js: opt-in to strict mode

 embed/web-extension/resources/js/ephy.js     | 2 ++
 embed/web-extension/resources/js/overview.js | 2 ++
 2 files changed, 4 insertions(+)
---
diff --git a/embed/web-extension/resources/js/ephy.js b/embed/web-extension/resources/js/ephy.js
index 2cb33675a..d121d2553 100644
--- a/embed/web-extension/resources/js/ephy.js
+++ b/embed/web-extension/resources/js/ephy.js
@@ -1,3 +1,5 @@
+'use strict';
+
 var Ephy = {};
 
 Ephy.getWebAppTitle = function()
diff --git a/embed/web-extension/resources/js/overview.js b/embed/web-extension/resources/js/overview.js
index 7e5fccd95..d00b68bea 100644
--- a/embed/web-extension/resources/js/overview.js
+++ b/embed/web-extension/resources/js/overview.js
@@ -1,3 +1,5 @@
+'use strict';
+
 Ephy.Overview = class Overview
 {
     constructor(model)