23677 Add animation tests for changes to the FloatingActionButtonLocation (cla: yes, f: material design, framework)

23759 Adds CupertinoTheme (cla: yes, f: cupertino, f: material design, framework, team: gallery)

23782 Add flutter_shared assets to module artifact (a: assets, t: gradle, tool)

23817 Fix project directory has spaces lead to compile error (a: existing-apps, cla: yes, tool, ▣ platform-android)

23860 Clearing pendingImages when the cache is cleared or evicted. (cla: yes, framework)

23889 Flutter doctor error message lookup (cla: yes, t: flutter doctor, tool)

23919 Allow detection of taps on TabBar (cla: yes, f: material design, framework)