83639 [TextSelectionControls] move the tap gesture callback into _TextSelectionHandlePainter, remove _TransparentTapGestureRecognizer. (framework, f: material design, cla: yes, f: cupertino, waiting for tree to go green)

83661 Remove unused SingleTickerProviderStateMixin from AnimatedSize  example (framework, a: animation, cla: yes, d: api docs, d: examples, waiting for tree to go green, documentation)

83677 Clarify the IconTheme documentation (framework, cla: yes, waiting for tree to go green)

83678 DefaultAssetBundle returns an AssetBundle so should export it (framework, cla: yes, waiting for tree to go green)

83689 fix a Scaffold.bottomSheet update bug (framework, f: material design, cla: yes, waiting for tree to go green)