78523 Custom PopupMenuItem padding (cla: yes, f: material design, framework)

78574 Removed GridTileBar accentColor dependency. (cla: yes, f: material design, framework, waiting for tree to go green)

78576 Removed DayPicker dependence on accentColor. (cla: yes, f: material design, framework, waiting for tree to go green)

78588 Automatically applying Scrollbars on desktop platforms with configurable ScrollBehaviors (a: desktop, cla: yes, customer: crowd, f: cupertino, f: material design, framework, platform-web, severe: API break, severe: new feature, waiting for tree to go green)

78633 Fixes AlertDialog and SimpleDialog to not merge their content semantics (cla: yes, f: material design, framework, waiting for tree to go green)