There're some classes reaching to DisplayController and IWindowService
through SystemWindows, decouple SystemWindows from these classes and
inject needed instances directly. Update to use view.getContext instead
of injecting context from SystemUI.
Bug: 161655636
Test: atest WindowManagerShellTests
Test: atest SystemUITests
Change-Id: Ic6da21d6e407d222660b86bfb0f975c4f784b7f5