[gtk] (9 commits) Non-fast-forward update to branch wip/otte/gleanup

[Benjamin Otte <otte src gnome org>]

The branch 'wip/otte/gleanup' 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:

  11a2ac7... egl: Get Visual from EGL (XXX DOES NOT WORK XXX)
  ec38fe6... x11: Remove unused struct member
  5493c06... x11: Remove glx version check
  2ddb278... x11: Use single GLX fbconfig and store it in the display
  a8e444e... x11: Store the GLX drawable in the surface
  9ebed2d... gdk: Add gdk_gl_context_is_compatible()

Commits added to the branch:

  67f2425... x11: Remove unused struct member
  961afc9... x11: Remove glx version check
  39913eb... x11: Use single GLX fbconfig and store it in the display
  7fc5d02... x11: Store the GLX drawable in the surface
  52e83ab... x11: Get Visual from EGL directly
  49e9ba6... x11: Do not call glXQueryExtension()
  cbf083e... x11: Properly record the error when initializing GL
  0ce3e5d... x11: Redo choice between EGL and GLX
  95d1ef8... gdk: Add gdk_gl_context_is_compatible()