Issue Summary

Mobile web watch button is calling a outdated action endpoint. 

Environment

(Optional - If Applicable)
*
*

Steps to Reproduce

1. Go to web mobile view
2. Go to a page
3. Click watch button
4. Open DevTool network panel

Expected Results

The request should succeed 

Actual Results

POST http://localhost:8080/confluence/users/addpagenotificationajax.action 403
(anonymous) @ VM16149:1
send @ jquery.js:9180
ajax @ jquery.js:8661
toggleWatch @ watch-model.js?locale=en-GB:9
toggleWatch @ watch-view.js?locale=en-GB:25
(anonymous) @ zepto.js:630
proxyfn @ zepto.js:549
Show 4 more frames
Notes

POST http://localhost:8080/confluence/users/removepagenotificationajax.action 403 (anonymous) @ VM16149:1 send @ jquery.js:9180 ajax @ jquery.js:8661 toggleWatch @ watch-model.js?locale=en-GB:9 toggleWatch @ watch-view.js?locale=en-GB:25 (anonymous) @ zepto.js:630 proxyfn @ zepto.js:549 Show 4 more frames

(Optional - If Necessary)

Workaround

Required, if there is no workaround please state:
Currently there is no known workaround for this behavior. A workaround will be added here when available