73895 Flutter 1.26 candidate.10 (cla: yes, f: material design, framework, waiting for tree to go green)

73899 Restore adaptive nature to new Scrollbar (cla: yes, f: material design, f: scrolling, framework, waiting for tree to go green)

73925 Apply ListTile colors to leading and trailing text widgets (cla: yes, f: material design, framework, waiting for tree to go green)

73993 Fix canpop logic to be more robust (cla: yes, f: cupertino, f: material design, framework, waiting for tree to go green)

73994 Add fixes for deprecations in TextTheme (cla: yes, f: material design, framework, team, waiting for tree to go green)