[gtk] (26 commits) Created branch wip/carlosg/input-cleanups

[Carlos Garnacho <carlosg src gnome org>]

The branch 'wip/carlosg/input-cleanups' was created.

Summary of new commits:

  4fe608e... gtkwidget: Cancel all gestures in other groups
  31b95ce... gtkmain: Look up transient-for hierarchies to determine mod
  c1d9027... gdk: Drop GDK_SOURCE_ERASER
  59a8106... gdk: Drop supports_multidevice API
  5f29b8f... gdk: Drop GdkGrabOwnership
  6d2860e... gdk: Drop gdk_seat_get_logical_pointers()
  cf1fbdf... gdk: Add gdk_event_get_seat()
  7be6afe... gdk: Depend less on gdk_event_get_device()
  29d054c... gtkwidget: Remove dead code
  f872eb6... gtkmain: Drop unused struct field
  42ed8a2... gtkwidget: Drop _gtk_widget_get_device_surface()
  f401b05... gtkwidget: Avoid poking surfaces and events in gtk_widget_l
  469a4a7... gdk: Drop gdk_device_get_last_event_surface()
  8031036... gtkwindowhandle: Drop has-grab checks
  f7c5cf1... gtknotebook: Move away from grab_notify
  7627480... gtkspinbutton: Drop grab_notify handler
  df30741... gtkbutton: Drop grab_notify handler
  2f8d5e2... gtkvideo: Track child focus to determine whether controls s
  1f79864... gtkprintoperation-win32: Don't track grab-notify
  994f327... gtkwidget: Drop ::grab-notify signal and vfunc
  ddb3a4b... gtkmain: Make grab-notify notifications more targeted
  1c5cf17... gtkwidget: Drop internal checks in grab-notify
  f046e27... gtkwidget: Drop gtk_widget_device_is_shadowed()
  102d2a3... gtkwidget: Avoid use of shadowed flag
  8e549d7... gtkwidget: Drop _gtk_widget_[gs]et_shadowed()
  8eeef54... gtktextview: Remove child textview items last