87775 Fix the showBottomSheet controller leaking (framework, a: animation, f: material design, cla: yes, a: quality, waiting for tree to go green, perf: memory)

88152 fix a scrollbar updating bug (framework, f: scrolling, cla: yes, a: quality, waiting for tree to go green)

88253 Make structuredErrors to not mess up with onError (framework, cla: yes, a: quality, waiting for tree to go green, a: error message)

89242 Update StretchingOverscrollIndicator for reversed scrollables (framework, f: scrolling, cla: yes, a: quality, waiting for tree to go green, will affect goldens, a: annoyance)

90215 Fix overflow in stretching overscroll (framework, f: scrolling, cla: yes, a: quality, waiting for tree to go green, customer: money (g3), a: layout)