8382 Add missing import to functional for Windows. (cla: yes)

8387 Make the resource context primary on iOS (cla: yes)

8393 Don’t access a11y APIs with reflection starting Android P. (cla: yes)

8397 Separate the data required to bootstrap the VM into its own class. (cla: yes)

8400 Make sure FlutterViewController flushs all pending touches when no longer active (cla: yes)

8402 Enable shutting down all root isolates in a VM. (cla: yes)

8406 Revert “Separate the data required to bootstrap the VM into its own class.” (cla: yes)

8407 [fuchsia] Exclude glfw from the Fuchsia host build (cla: yes)

8410 [txt] Add back FontCollection::SetDefaultFontManager (cla: yes)