[gtk+] (113 commits) Non-fast-forward update to branch wip/ebassi/gles

[Emmanuele Bassi <ebassi src gnome org>]

The branch 'wip/ebassi/gles' 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:

  99fd017... gl: Add 'use-es' flag
  0972d04... wayland: Implement asking for a GLES context
  7214d60... gl: Relay use-es from context to paint data
  3f73416... gdk: Move GLSL shaders into GResource
  586330a... gdk: Add 'GDK_GL=gles' flag
  33feaa0... wayland: Honour GDK_GL=gles on context creation
  82c7726... gdk: Add GLES shaders
  68f7081... tests: Add GLES shaders to testglarea
  1f487ed... gl: Add more OpenGL ES checks
  1a5165d... glarea: Relay the use-es flag to context creation
  6a4a7a3... x11: Allow creating GLES contexts

Commits added to the branch:

  159c65d... Adwaita: really fix solid-csd (*)
  3ed9cb2... gtk-builder-tool: use g_printf() instead of g_print() (*)
  101cecf... Clarify docs a bit (*)
  64c2a65... wayland: Implement virtual modifiers (*)
  8ee4e45... Adwaita: ensure titlebar corners are not rounded... (*)
  940c77a... Adwaita: flatten scale and progressbar trough (*)
  2184c91... Adwaita: delete unused mixin (*)
  b744c07... Adwaita: flatten entries and similar widgets (*)
  8394317... Adwaita: flatten the switch base (*)
  d5b26eb... Adwaita: lighten border color a bit (*)
  b64816e... Adwaita: more border color tweaking (*)
  5b7c061... Adwaita: ensure dialogs titlebar rounded corners (*)
  97d27ca... cups: Fix gettext usage (*)
  5ba8a25... wayland: Fix the map_virtual_modifiers implementation (*)
  96f0ed9... menuitem: Fix some possible problems with arrow_gadget (*)
  6664008... wayland: Make virtual modifier mapping more similar to X (*)
  4a9cf85... Add some more accelerator / modifier tests (*)
  f10971e... Adwaita: button style tweak (*)
  32674cb... Adwaita: pushed button style tweak (*)
  6ee670b... Adwaita: dark variant borders color tweaks (*)
  b34c3dc... Adwaita: cosmetics (*)
  d77dc25... Adwaita: more borders color tweaks (*)
  a89d03d... Adwaita: flatten colorswatches (*)
  bad15d4... Adwaita: fix scale slider border color (*)
  cf144ea... Adwaita: clean up pushed button mixin (*)
  2682438... Add a help overlay to bloatpad (*)
  50f041b... shortcuts: Follow changes of accels (*)
  4aa257b... bloatpad: Make shortcuts window update (*)
  5a2eacf... Updated POTFILES.in and POTFILES.skip (*)
  a763bd7... Adwaita: increase opacity on scale label and marks (*)
  86ba132... Adwaita: colorbutton colorswatch shadow fix (*)
  fe74c81... Adwaita: cosmetics (*)
  07f124e... Updated Polish translation (*)
  117c0c0... Add gdk_pango_context_get_for_display (*)
  921c154... widget: Use gdk_pango_get_for_display (*)
  358d15a... gdk: Make GDK_TOUCH_CANCEL be dealt with similarly to GDK_T (*)
  bfcd9a2... wayland: Do not check the pointer focus when receiving wl_p (*)
  f7108d4... wayland: Improve checks when flushing scroll events (*)
  bbb45a2... Add docs for new API (*)
  31a12c6... css style: Rename some static functions (*)
  5993875... Fix the css style font test (*)
  7b9b661... Export some font parsing functions (*)
  dcd20e1... Fix parsing of the font: shorthand (*)
  df22f30... Adwaita: Fix use of font: shorthand (*)
  68ce676... Add backwards compat back (*)
  492a406... HighContrast: Fix font: usage (*)
  2603011... Fix a typo (*)
  5ab6ff6... Expand css style font tests (*)
  de76139... win32 theme: Fix functions to not have spaces (*)
  f51b158... theme: Split out _solid() function (*)
  fd37316... theme: linear-gradient() needs 2 color-stops (*)
  519af3f... cssimage: Warn if gradients only have 1 color stop (*)
  99c2423... font button: Convert from pango to css properly (*)
  bdb451a... Adwaita: fix infobar text color in backdrop windows (*)
  b584b3d... frame-clock: avoid g_signal_emit_by_name() (*)
  f0c2d3a... Adwaita: better shadow stacking mixin (*)
  9a87b6b... MSVC builds: Update how introspection builds are done (*)
  3fe08b3... cups: Fix duplicate string (*)
  d1b07bc... Add a comment to explain numbers here (*)
  36fead2... gtkcssimagebuiltin: Save/restore around cairo_clip (*)
  e7d8489... wayland: Add debug output for keymaps (*)
  b8a86e6... wayland: Some more debug spew (*)
  deaf664... wayland: Leave existing mods on map_virtual_modifiers (*)
  7397fe0... Adwaita: add shadows back... (*)
  5efb574... magnifier: Only connect to ::draw when needed (*)
  b596fca... Adwaita: stop using images for solid backgrounds... (*)
  51d5810... Add some va marshallers to frequent signals (*)
  24c3906... Adwaita: fix insensitive switch styling (*)
  5199b66... Adwaita: fix switch styling (*)
  c16c9e7... Adwaita: scale with marks style fix (*)
  5fc18c7... Adwaita: link button style fix (*)
  1b22039... Adwaita: use an image for backdrop button background (*)
  3c3aa47... menushell: Add a va marshaller for ::insert (*)
  c7bac91... text buffer: Add va marshallers for signals (*)
  f3e6d93... text tag: Add a va marshaller to ::event (*)
  3df2e0b... debug: remove open-coded debug checks in gtktextsegment (*)
  c01befe... css gadget: Don't get display flags twice (*)
  37b70a9... Use qdata for debug flags (*)
  d58885c... css gadget: Fix baseline debug (*)
  d6ac551... widget: Don't show widget resizes in the inspector (*)
  22cd8e9... gtkmenusectionbox: remove submenus when the parent item is  (*)
  517f33b... Adwaita: spinbutton fixes (*)
  874d4ed... Adwaita: solid bg for disabled pushed button (*)
  d857ba3... Adwaita: cosmetics (*)
  3ed8ac0... Adwaita: backdrop active button color tweaks (*)
  6d953cb... Add a dnd test using a window as icon (*)
  2fc0d6a... cssbgsizevalue: Avoid allocating new value if not needed (*)
  f93eca5... cssbordervalue: Avoid allocating new value if not needed (*)
  c081ca2... cssshadowsvalue: Avoid allocating new value if not needed (*)
  cf14fea... Save scancode inside GdkEventPrivate (*)
  7a7e3fc... Ad d new API to the docs (*)
  0815b21... listbox: Make sure page down/up move at least one row (*)
  73c91c2... Fix formatting (*)
  c574ef0... textiter: add unit test for forward_to_line_end (*)
  e0c34fd... app: write higher-level gtk_application_accels static funct (*)
  bce4a0a... app: extract GtkApplicationAccels private class (*)
  3d18216... app-accels: rename static functions (*)
  3b988ce... app: share function to normalise detailed action name (*)
  554de0b... app: replace private accels functions by get_application_ac (*)
  61a454f... Updated Scottish Gaelic translation (*)
  aa99c64... Adwaita: color tweaks (*)
  daeefc1... gl: Add 'use-es' flag
  5e49081... wayland: Implement asking for a GLES context
  e478025... gl: Relay use-es from context to paint data
  063c7bf... gdk: Move GLSL shaders into GResource
  ef6856d... gdk: Add 'GDK_GL=gles' flag
  f84dd38... wayland: Honour GDK_GL=gles on context creation
  e9da515... gdk: Add GLES shaders
  b3937e1... tests: Add GLES shaders to testglarea
  8348181... gl: Add more OpenGL ES checks
  18b68ac... glarea: Relay the use-es flag to context creation
  175d4d2... x11: Allow creating GLES contexts
  49b1732... wayland: Add debugging notes for EGL context creation

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