* feat: add View#setBorderRadius
test: initial setBorderRadius tests
fix: robustly set border radius
chore: add PAUSE_CAPTURE_TESTS for easier screencap dev
feat: add view border radius support
test: view border radius
refactor: cleanup view code
* maybe delay capture to fix tests?
* refactor: retry screen captures in an attempt to fix flakiness
* refactor: ScreenCapture constructor no longer async
* increase screen capture timeout, feels a little short
* refactor: move rounded rect util into chromium_src
* skip some capture tests on mas
* chore: remove unused views API classes
* chore: remove LayoutManager code
* chore: no more need to make View inherit from TrackabeObject
* chore: make enable_view_api default to true
* chore: enable_view_api => enable_views_api
