Commits

Craig Mautner authored b47bbc3d80b
Clean up displayId and layerStack usage. Make better use of Display object by saving it in DisplayContent. Only use layerStack when referring to Surfaces. Get displayId from default Display or default DisplayContent. Remove warnings. Fixes bug 7038151. Change-Id: Ie493f0f5e755dc9b91ee969ff561c2a098283ead