[gtk] (18 commits) Non-fast-forward update to branch function-annotations

[Matthias Clasen <matthiasc src gnome org>]

The branch 'function-annotations' 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:

  067e976... Annotate gdk_unichar_direction as const
  fde430d... Annotate pango_glyph_string_num_glyphs as pure
  c09b83d... Annotate gsk_rounded_rect_is_circular as pure
  1933c02... Annotate gsk_ngl_uniform_state_align as pure
  8c0fe37... cssparser: Mark some functions as pure and malloc
  6dd0dbf... Annotate gtk_css_tokenizer_get_location as const
  6dde3f9... Annotate gdk_drag_action_is_unique as const
  0d69a94... Annotate gdk_popup_layout_get_anchor_rect as const
  a96c5f2... Annotate gdk_rgba_to_string as malloc
  784bbb9... Annotate gsk_cairo_blur_compute_pixels as const
  593654a... Annotate many rendernode getters as const
  c1221eb... Annotate gtk_accelerator_get_default_mod_mask as const
  e291900... Annotate some builder apis as malloc
  4bc8887... csstypes: Add annotations and inlines
  76cf4ac... Annotate gtk_editable_get_chars as malloc
  49330c7... Annotate gtk_get_default_language as const

Commits added to the branch:

  2b4f798... testsuite: Fix a few memory leaks (*)
  955d50a... Fix generation of accessible description in presence of des (*)
  878c9da... Merge branch 'test-leak-fixes' into 'master' (*)
  2e63b53... Merge branch 'fix_accessible_described_by' into 'master' (*)
  32a15fc... Annotate gdk_unichar_direction as const
  3506b26... Annotate pango_glyph_string_num_glyphs as pure
  207b16e... Annotate gsk_rounded_rect_is_circular as pure
  3db7b79... Annotate gsk_ngl_uniform_state_align as pure
  c89e11e... cssparser: Mark some functions as pure and malloc
  491ebbe... Annotate gtk_css_tokenizer_get_location as const
  0edd2a6... Annotate gdk_drag_action_is_unique as const
  76b3c12... Annotate gdk_rgba_to_string as malloc
  35d2646... Annotate gsk_cairo_blur_compute_pixels as const
  54f6e17... Annotate gtk_accelerator_get_default_mod_mask as const
  4ab8e96... Annotate some builder apis as malloc
  9b88365... csstypes: Add annotations and inlines
  219bc6a... Annotate gtk_editable_get_chars as malloc
  acc5881... Annotate gtk_get_default_language as const

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