84570 Fix scrollbar error message and test (framework, f: material design, f: scrolling, cla: yes, waiting for tree to go green, a: error message)

84581 Add optional param to useRootNavigator when showSearch (framework, f: material design, cla: yes)

84739 Revert “TextField terminal the enter and space raw key events by default” (framework, f: material design, cla: yes, f: cupertino, waiting for tree to go green)

84740 Release retained resources from layers/dispose pictures (framework, f: material design, cla: yes, f: cupertino, waiting for tree to go green)

84746 Revert “TextField terminal the enter and space raw key events by defa… (framework, f: material design, cla: yes, f: cupertino)