1090956 - The overview graph's size is getting adjusted with a delay

Status: RESOLVED INVALID

(DevTools :: Performance Tools (Profiler/Timeline), defect)

Description

[Andrei Vaida [:avaida]]

Reproducible on:
 * Aurora 35.0a2 (2014-10-28 / 20141028155607),
 * Nightly 36.0a1 (2014-10-28),
using Windows 7 64-bit, Mac OS X 10.9.5 and Ubuntu 14.04 LTS 32-bit.

STR:
1. Launch Firefox with a clean profile.
2. Open menu → Developer → Toggle tools.
3. Click Toolbox Options and enable "Timeline" from the "Default Firefox Developer Tools" section.
4. Click Timeline and start recording.
5. Access a content-heavy website (e.g. http://theverge.com/) and scroll through the website for a few seconds.
6. Stop recording.
7. Change the width of the browser's window.

Expected result:
If docked, he size of the overview graph is automatically adjusted in accordance with the size of the browser's window.

Actual result:
The overview graph is indeed getting adjusted in accordance with the size of the browser window, but it happens with a visible delay.

Additional notes:
- This issue is *not* a regression.
- This bug is reproducible across platforms (Windows, Linux, Mac).
- Screenshots: http://i.imgur.com/ddA1tuR.png (side) | http://i.imgur.com/iVcdsnK.png (bottom).

Comment 1

[Victor Porof [:vporof][:vp]]

Because rebuilding the graphs is relatively expensive, this delay is intentional, to allow for a smooth window resize.

Comment 2

[David Lawrence [:dkl]]

Sorry for the spam. Moving bugs to Firefox :: Developer Tools: Performance Tools (Profiler/Timeline).

dkl