This reverts commit 983123ab6f.
Revert "Bug 1185617 - Implement alert live regions in Android. r=Jamie,geckoview-reviewers,m_kato"
This reverts commit 6f45be9552.
Revert "Bug 2069082 - P2: Reimplement Android live regions. r=Jamie,geckoview-reviewers,m_kato"
This reverts commit c461ce10a1.
Revert "Bug 2069082 - P1: Use AccessibilityNodeInfo.setLiveRegion(). r=Jamie,geckoview-reviewers,m_kato"
This reverts commit 1d34de8899.