Bug 989054 - Update repaint deduplication code to use displayport margins. r=botond, a=lsblakk
Bug 989054 - Update winrt APZController.cpp to dump the displayport margins. r=botond, a=lsblakk
Bug 989054 - Remove some dead and now incorrect code. r=botond, a=lsblakk
Bug 989054 - Update the rendertrace output to handle displayport margins. r=botond, a=lsblakk