Clean up dependencies to SystemWindows

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