Merge lp:~abreu-alexandre/unity-webapps-qml/guard-url-navigate-to into lp:unity-webapps-qml

[Alexandre Abreu]

Add small guard before url navigation

Add small guard before url navigation

[PS Jenkins bot (ps-jenkins)]

PASSED: Continuous integration, rev:133
http://jenkins.qa.ubuntu.com/job/unity-webapps-qml-ci/146/
Executed test runs:
    SUCCESS: http://jenkins.qa.ubuntu.com/job/unity-webapps-qml-utopic-amd64-ci/32
    SUCCESS: http://jenkins.qa.ubuntu.com/job/unity-webapps-qml-utopic-armhf-ci/32

Click here to trigger a rebuild:
http://s-jenkins.ubuntu-ci:8080/job/unity-webapps-qml-ci/146/rebuild

review: Approve (continuous-integration)

[Alberto Mardegan (mardy)]

LGTM!

review: Approve

[David Barth (dbarth)]

review: Approve

=== modified file 'src/Ubuntu/UnityWebApps/UnityWebAppsUtils.js'
--- src/Ubuntu/UnityWebApps/UnityWebAppsUtils.js	2014-07-18 13:43:55 +0000
+++ src/Ubuntu/UnityWebApps/UnityWebAppsUtils.js	2014-10-08 17:18:04 +0000
@@ -184,7 +184,9 @@
         // inject common function
 
         proxy.navigateTo = function(url) {
-            webViewId.url = url;
+            if (url.length !== 0) {
+                webViewId.url = url;
+	    }
         };
         // called from the UnityWebApps side
         proxy.onAppRaised = function () {