The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/e02e09e5f6b809e3af3c8d2707929c1bfcb43781

commit e02e09e5f6b809e3af3c8d2707929c1bfcb43781
Author: sky <sky@chromium.org>
Date: Thu Mar 09 22:54:23 2017

Renames WmWindowUserData and converts to using aura

As part of this I converted a handful of places from WmWindow to aura::Window. For example, GetContainersFromAllRootWindows was converted from WmWindow to aura::Window.

BUG= 699678 
TEST=covered by tests
R=jamescook@chromium.org

Review-Url: https://codereview.chromium.org/2735983006
Cr-Commit-Position: refs/heads/master@{#455891}

[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/BUILD.gn
[add] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/common/window_user_data.h
[add] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/common/window_user_data_unittest.cc
[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/common/wm/container_finder.cc
[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/common/wm/container_finder.h
[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/common/wm/screen_dimmer.cc
[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/common/wm/screen_dimmer.h
[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/common/wm/system_modal_container_layout_manager.cc
[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/common/wm/window_dimmer.cc
[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/common/wm/window_dimmer.h
[delete] https://crrev.com/77f6721b3f38f935a2fb473507dbba81bca6fea1/ash/common/wm_window_user_data.h
[delete] https://crrev.com/77f6721b3f38f935a2fb473507dbba81bca6fea1/ash/common/wm_window_user_data_unittest.cc
[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/shell.cc
[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/wm/ash_focus_rules.cc
[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/wm/screen_dimmer_unittest.cc
[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/wm/screen_pinning_controller.cc
[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/wm/screen_pinning_controller.h
[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ash/wm/system_modal_container_layout_manager_unittest.cc
[modify] https://crrev.com/e02e09e5f6b809e3af3c8d2707929c1bfcb43781/ui/base/class_property.h

I ended up doing something slightly different than I set out to. In particular WmWindowUserData is now WindowUserData and is in terms of aura, not WmWindow. So, while the class still exists it no longer uses WmWindow, which was the ultimate goal.