[gtk] (82 commits) Non-fast-forward update to branch wip/matthiasc/popup

[Matthias Clasen <matthiasc src gnome org>]

The branch 'wip/matthiasc/popup' 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:

  179415c... wip: introduce GtkPopup
  63a32ad... testpopup: Use a GtkPopup
  45466b9... wip: Window assumption in idle sizer
  5bbeba3... widget: Check rootness for invisibility
  43b4c24... Avoid a crash
  c86d6bf... cssnode: Add a getter for invalid
  a668f4a... container: Small cleanup of the idle sizer
  b2ddc7d... Redo the idle sizer
  11c0b9d... Add a way to enumerate popups
  5e12a40... inspector: Show popups

Commits added to the branch:

  58c2bea... gl renderer: Stop determining the matrix category ourselves (*)
  74ab3cd... compare-render: Assert that no error has been set (*)
  f062426... gl renderer: Add debug function to dump render node (*)
  47fb1ec... gl renderer: Partially implement rounded rect intersection (*)
  e836c57... gl renderer: Remove GskRoundedRect initializaion (*)
  9335cde... entry: Make placeholder-text work again (*)
  df6494d... Add 4.0 deprecation warning macros (*)
  8438880... window: Deprecate gtk_window_present() (*)
  5a6a7b5... all: Don't warn about deprecated gtk_window_present usage (*)
  14890fa... window: Warn when gtk_window_present_with_time() is passed  (*)
  91ad2ee... surface: Advise using gtk_window_present_with_time() (*)
  5722664... Merge branch 'wip/hadess/window-present-docs' into 'master' (*)
  c5c75f3... container: Remove the ::set-focus-child signal (*)
  b0083b3... widget: Remove the ::grab-focus signal (*)
  1469d01... testsuite: Stop using grab-focus as a keybinding signal (*)
  b4ae491... window: Undo the deprection of gtk_window_present (*)
  78d013f... window: Return no item for no item name (*)
  f36e416... xembed: Remove unused file (*)
  d930c4a... Adwaita: define insensitive links (*)
  69251d0... build: Use python3 for the post install script (*)
  efbb26b... build: no need to replace path separators (*)
  539e3d3... build: use condense the mkdir calls to oneliners (*)
  fe7dcf6... Merge branch 'alatiera/python3' into 'master' (*)
  fda4546... treeview: Stop using set_focus_child (*)
  5caf8ca... entry: Don't use the buffer directly (*)
  5577e30... gl renderer: Add more nodes that support transforms (*)
  bbd4e2f... transformnode: Avoid matrix multiplication if we can (*)
  416a4cf... gl renderer: Ignore nodes with nan bounds (*)
  7931ab5... gl renderer: Change shadow cache eviction strategy (*)
  dc28299... roundedrect: Add gsk_rounded_rect_to_string (*)
  9e0c471... entry, spin button: Drop redundant API (*)
  eaf41cc... Merge branch 'redundant-editable-api' into 'master' (*)
  9948ca7... a11y: Include gtktextaccesible.h in gtk-a11y.h (*)
  f35b8a7... Fix compile time warnings (*)
  4fe6731... Updated Slovenian translation (*)
  8ceff21... gtk-demo: Minimally fix the sarch entry demo (*)
  bed4c68... widget: Fix gtk_widget_pick() on 3d-transformed widgets (*)
  3d09d57... Redo focus handling (*)
  4b9ca53... notebook: Stop using set_focus_child (*)
  6ad589d... paned: Stop using set_focus_child (*)
  a18486f... root: Add focus (*)
  29be7d0... window: Implement the root focus api (*)
  d6ef8ea... Port widgets to the root focus API (*)
  d835a31... Move a check to gtk_window_set_focus (*)
  9f74095... Simplify the move_focus api (*)
  c41f135... widget: Drop the ::focus signal (*)
  91fbd1a... widget: Add a next-focus-child API (*)
  53be8c9... stack: Implement next_focus_child (*)
  a1d3df0... expander: remove the ::focus implementation (*)
  a0456b0... inspector: Add a focus overlay (*)
  f59642d... window: Make focus wrap again (*)
  f8e3da4... Exclude non-drawable widgets from focus (*)
  dcc436d... Remove gtk_widget_focus_move (*)
  62b4d39... Remove gtk_widget_send_focus_change from public API (*)
  038f3a9... Remove no-longer used code (*)
  09b01f2... Add a child-focusable flag (*)
  0d951e6... window: Check for child-focusable (*)
  b4afeb6... color chooser: Prevent focus leaks (*)
  1fc1666... root: Add a ::focus-widget property (*)
  fa95bc7... Protect against focus cycles (*)
  e1dbb60... inspector: Stop using ::set-focus (*)
  5a913f4... filechooser: Stop using ::set-focus (*)
  4960016... popover: Stop using ::set-focus (*)
  fd6d6b5... window: Remove ::set-focus (*)
  3ec646e... window: Remove initial-focus builder support (*)
  b27e81a... entry: Redo select-on-focus handling (*)
  e98e8c6... label: Redo select-on-focus handling (*)
  b6d77e1... label: Bring back link focus (*)
  e32e9ac... Factor out a common function (*)
  0e8cf56... wip: introduce GtkPopup
  eb4dd38... testpopup: Use a GtkPopup
  1c5a710... wip: Window assumption in idle sizer
  15705e6... widget: Check rootness for invisibility
  c92f963... Avoid a crash
  a6eeccb... cssnode: Add a getter for invalid
  c279a60... container: Small cleanup of the idle sizer
  612bffa... Redo the idle sizer
  abbceed... Add a way to enumerate popups
  c5f04e5... inspector: Show popups
  b9ed4c7... Add entries to testpopup
  8c70e5a... main: guard window-specific code paths
  e8dc57e... popup: Flesh out more

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