Make bubbles slightly more accessible; provide actions
* Bubbles can be focused
* Accessibility actions added for:
- dismissing stack
- expanding stack
- collapasing stack
There will be more work to do here with content descriptions and
individual bubble actions.
Bug: 123541035
Fixes: 126284597
Test: manual 1) turn on talkback and open local context menu while focusing
a bubble; note that dismiss / expand are available
=> ensure expand and dismiss from this state do whats expected
2) from expanded state open local context menu; note that
dismiss / collapse are available
=> ensure collapse and dismiss from this state do whats expected
Change-Id: I259d34d3fa78ad07f55fc64767b72382d023c2ab
1 file changed