44160 Wire selectedItemBuilder through DropdownButtonFormField

44296 ModalBarrier and Drawer barrier prevents mouse events

44736 Check in new diffs to material localizations

44787 Fix snippets to include element ID in the output sample.

44867 FocusableActionDetector widget

45081 Remove duplicated expect from text field test

45362 Add widget of the week video embeddings

Text & Accessibility

In Text and Accessibility, we have several enhancements in ButtonBar and AlertDialog to prevent text overflow.

40468 Propagate textfield character limits to semantics

41730 Allow customization of label styles for semantics debugger

42344 Add onVisible callback to snackbar.