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This repository was archived by the owner on Jan 13, 2022. It is now read-only.

Sluggish scrolling when accessibility is enabled on Android #503

@Roger00

Description

@Roger00

When any of the accessibility services is turned on,
the scrolling becomes sluggish.

  • Device: Nexus 5X
  • OS: Android 8.0.0, Build number OPP4.170623.014
  • Chrome version: 59.0.3071.125 (stable)

Reproduce steps:

  1. Enter system settings > accessibility
  2. Enable any one of the services
  3. Use chrome to view fixed-data-table

screenshot_step_1
screenshot_step_2
screenshot_step_3

Several AccessibilityHostMsg_Events calls seems to block UI thread in the systrace log.

trace
trace_fb_accessibility_on.zip

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