1311059 - Starting with 270%, the zoom level can't be increased anymore with other methods than ctrl & mouse wheel

Status: NEW

(Core :: Layout, defect, P3)

Description

[Iulia Cristescu, QA [:JuliaC] (away, please needinfo? [e-mail])]

[Affected versions]:
- 51.0a2 (2016-10-17)
- 52.0a1 (2016-10-18)
- 50.0b8 build1 (20161017130949)

[Affected platforms]:
- Windows 10 x64
- Ubuntu 16.04 x64
- Mac OS X 10.11.6

[Steps to reproduce]:
1. Launch Firefox
2. Go to a random site (e.g. www.amazon.com)
3. Zoom in the chosen page by pressing [Ctrl] button and spinning the mouse wheel upward until it reaches 270% zoom level
4. Try to further zoom in the same page, but change the zoom method (View -> Zoom -> Zoom in / Menu Panel -> [+] button / [Ctrl] & [+])

[Expected result]:
- The page is properly zoomed in [step 3] and [step 4]

[Actual result]:
- Starting with 270%, the zoom level can't be increased anymore with other methods than [Ctrl] & mouse wheel

[Regression range]:
- This issue is not a regression, as it is reproducible all the way back to Firefox 4.0

Comment 1

[Julien Cristau [:jcristau]]

Too late for firefox 52, mass-wontfix.