[gtk] (21 commits) Non-fast-forward update to branch wip/otte/dnd

[Benjamin Otte <otte src gnome org>]

The branch 'wip/otte/dnd' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  2882378... events: Use GdkDrop as event sequence
  fbe08f3... gtk: Bubble drag events like motion events
  ef8513a... transform: Add optimization for common case
  af98906... eventcontrollermotion: Fix docs
  9646a1f... Add GtkDropControllerMotion
  2172d82... native: Make all natives request at least 1px
  c4b53a7... widget: Don't check for natives
  e9fd979... testsuite: Check proper notify emissions, too
  fed22c6... xxx motion
  f4ba21d... Port simple cases to GtkDropControllerMotion
  df0746f... stackswitcher: Use GdkDropControllerMotion
  6a9d528... main: Don't synthesize crossing events when nothing changed

Commits added to the branch:

  112bc96... Merge branch 'wip/otte/for-master' into 'master' (*)
  1d6100e... gdk/popup-layout: Remove leftover struct field (*)
  2f13ac2... gdk/wayland: Avoid relayout with the same properties (*)
  b4bce2f... docs: Add GdkPopupLayout to gdk4-sections.txt (*)
  7a28118... Merge branch 'wip/gdkpopuplayout-section' into 'master' (*)
  13ed531... Merge branch 'wip/xdg-popup-layout-no-op' into 'master' (*)
  9fa7a47... color chooser: Fix fallout from floatification (*)
  3eea9f3... Merge branch 'color-float-fix' into 'master' (*)
  f656cbd... Ensure all natives request at least a 1px wide surface
  612ba7e... widget: Don't check for natives
  705ce85... sizerequest: Stop clamping for_size to natural size
  2e4d273... widget: Pull margin computation out of adjust_allocation
  ac95126... widget: Simplify adjust_allocation()
  baa95b8... events: Use GdkDrop as event sequence
  bd78f9a... gtk: Bubble drag events like motion events
  4c960e8... eventcontrollermotion: Fix docs
  539f1b3... Add GtkDropControllerMotion
  61460fc... testsuite: Check proper notify emissions, too
  1def547... Port simple cases to GtkDropControllerMotion
  785236b... stackswitcher: Use GdkDropControllerMotion
  aca674f... main: Don't synthesize crossing events when nothing changed

(*) This commit already existed in another branch; no separate mail sent