1225814 - [Ubuntu] Browser_set_ default_time_to_completion_seconds histogram does not appear in about:telemetry

Status: RESOLVED WONTFIX

(Firefox :: Shell Integration, defect)

Description

[Vasilica Tamas, QA [:vtamas]]

Reproducible on: Firefox 45.0a1 and Firefox 43 beta 4 under Ubuntu 12.04 32-bit

STR
1.Launch Firefox with a clean profile. (the default dialog is not displayed for the first run) 
2.Restart the browser.
3.Click on “Use Nightly as my default browser” button from default browser dialog. 
4.Go to about:telemetry -> Histograms.
5.Type “browser_” in the filter bar.


ER
BROWSER_SET_DEFAULT_TIME_TO_COMPLETION_SECONDS histogram is successfully displayed in about:telemetry.

AR
- BROWSER_SET_DEFAULT_TIME_TO_COMPLETION_SECONDS histogram does not appear in about:telemetry.
- See attached screenshot: http://i.imgur.com/ShAici4.png
- This error is thrown in browser console:
Exception { message: "", result: 2152857618, name: "NS_ERROR_FILE_NOT_FOUND", filename: "resource://gre/modules/commonjs/too…", lineNumber: 133, columnNumber: 0, inner: null, data: null, stack: "exports.staticRequire/<@resource://…", location: XPCWrappedNative_NoHelper } nsPrompter.js:370


Additional notes:
- This issue is reproducible on Firefox 45.0a1 (2015-11-17) and Firefox 43 beta 4 under Ubuntu 12.04 32-bit
- This issue is not reproducible on Ubuntu 13.10 64-bit.
- Browser_set_ default_time_to_completion_seconds histogram is successuflly displayed on Firefox 44.0a2.
- The browser console error mentioned at AR does not appear in Firefox 43 beta 4.