[gtk] (59 commits) Non-fast-forward update to branch wip/baedert/for-master

[Timm Bäder <baedert src gnome org>]

The branch 'wip/baedert/for-master' 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:

  7862ab3... testblur: Fix default blur radius
  4eedbfe... gl renderer: Blur shader improvements
  eed9c3d... gl renderer: Add some often needed debug code
  cc1ecf1... gl renderer: Scale blur radius
  4e602da... gl renderer: Take a TextureRegion in blur_texture
  82440a8... gl renderer: Implement blurred shadow nodes
  f316f50... snapshot: Factor out color matrix merging
  2d70b70... snapshot: Reorder color matrix nodes containing a transform
  ff3cdc1... window: Don't set invalid csd input shape
  5defbf7... gl renderer: Save one level of indentation
  0ebef11... cssshadowvalue: Simplify inset shadow nodes to color nodes 
  10a53b4... gl renderer: Cache current scale in RenderOpBuilder
  daa6e62... testsuite: Add an inset shadow rendering test case
  68dbc00... opbuffer: Remove unused op member
  7d203b7... gl renderer: Remove unused uniform from inset shadow shader
  c96c36a... gl renderer: Implement blurred inset shadow nodes

Commits added to the branch:

  4c27079... Adwaita: Improve popover.menu styling (*)
  797cecd... Adwaita: Make check & radio symbolic icon style in popover. (*)
  0933630... Adwaita: Flatten circular buttons in popover.menu (*)
  23d8aa4... Adwaita: Remove unused popover check/radio styling (*)
  a635076... Merge branch 'improve-popover-menu-style' into 'master' (*)
  642ced0... testblur: Fix default blur radius (*)
  8ca4616... gl renderer: Blur shader improvements (*)
  2deb1a0... gl renderer: Add some often needed debug code (*)
  22b6085... gl renderer: Scale blur radius (*)
  8d61d9f... gl renderer: Take a TextureRegion in blur_texture (*)
  fb5dc73... gl renderer: Implement blurred shadow nodes (*)
  bc7b37d... snapshot: Factor out color matrix merging (*)
  05e9a9b... snapshot: Reorder color matrix nodes containing a transform (*)
  83ec7d5... window: Don't set invalid csd input shape (*)
  ca66e97... gl renderer: Save one level of indentation (*)
  a75523d... cssshadowvalue: Simplify inset shadow nodes to color nodes  (*)
  1854f3f... gl renderer: Cache current scale in RenderOpBuilder (*)
  ac1497e... testsuite: Add an inset shadow rendering test case (*)
  b91913d... opbuffer: Remove unused op member (*)
  56b456f... gl renderer: Remove unused uniform from inset shadow shader (*)
  d868b23... gl renderer: Implement blurred inset shadow nodes (*)
  e4b8481... Annotate GtkTreeModelSort.new_with_model() appropriately (*)
  9b5a7ae... Merge branch 'fix-treemodelsort_processed_as_treemodel' int (*)
  d6a6313... wayland/glcontext: Fix damage region on HiDPI (*)
  ba74f41... wayland/vulkancontext: Fix present region on HiDPI (*)
  564e8f4... Merge branch 'wip/wayland-hidpi-swap-region' into 'master' (*)
  2923719... css: Handle invalid :not() selectors (*)
  a15fb95... gtk-demo: Use normal way to lookup up symbols (*)
  bfe4255... builder: Allow objects in gtk_builder_value_from_string_typ (*)
  33bd8f3... builder: Improve error message (*)
  33a8ef4... Update German translation (*)
  168c1f4... Fix leaks in tests (*)
  acabdaf... Fix treelistmodel tests (*)
  256b6f1... Merge branch 'matthiasc/for-master' into 'master' (*)
  5853979... doc: Cleanup doc removing mentions of gdk_surface_shape_com (*)
  8804991... Merge branch 'doc-update' into 'master' (*)
  3ee9b0c... Make a test with a custom display (*)
  abde37a... inspector: Cleanup (*)
  baacd9e... inspector: Init yourself (*)
  5ef4a64... window: Remove inspector updating fully (*)
  39a1d27... window: Inspector cleanups (*)
  a207a4b... inspector: Attach inspector window to display (*)
  917181c... window: Get rid of the inspector_window static (*)
  1437b08... inspector: Make object tree respect inspected display (*)
  174d8b7... inspector: Make css editor respect inspected display (*)
  bd1f7e0... inspector: Make visual settings respect the inspected displ (*)
  4eeed47... inspector: Make general respect inspected display (*)
  cecf4f2... inspector: Make inspect button use inspected display (*)
  f0f57d1... inspector: Make logs respect inspected display (*)
  c89c652... inspector: Make the css tree respect inspected display (*)
  7b14c65... Merge branch 'inspector-display' into 'master' (*)
  92ab450... inspector: Avoid critical warnings (*)
  d683d08... tree list model: Add a missing annotation (*)
  43c93d6... Add missing listmodel and selection types to the docs (*)
  9f6d125... Add GtkTreeListRow type to the docs (*)
  7460bd4... gl renderer: Drop a dead if statement
  9759a88... gl renderer: Split blurring a node into its own function
  bbab59c... progressbar: Remove unnecessary snapshot implementation
  87b3f1f... GdkRGBA: Use floats instead of doubles

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