[gtk] (17 commits) Non-fast-forward update to branch wip/master.win.egl

[Chun-wei Fan <fanchunwei src gnome org>]

The branch 'wip/master.win.egl' 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:

  0ec46e7... build: Check for EGL support in libepoxy on Windows
  d004f15... Add a EGL renderer (via ANGLE) for Windows
  90117f4... demos: Fix glarea demo on OpenGL/ES
  ca2b922... OpenGL/ES: Fix 'R' and 'B' bits inverted on Windows

Commits added to the branch:

  91f7ac2... gl renderer: Care more about 0×0 offscreen nodes (*)
  1c2661e... gl renderer: Fix repeat node shader once again (*)
  4f53222... testsuite: Add another repeat node test case (*)
  8f6de1f... gl renderer: Load flipped-y offscreen vertex data directly (*)
  0df45f0... builder: Fix broken annotation (*)
  9f69c7f... Merge branch 'broken-annotation' into 'master' (*)
  5590bcb... HighContrast: Add missing color to entry (*)
  def7007... Use a single compilation symbol (*)
  965e37b... Merge branch 'fix-issue-1646-master' into 'master' (*)
  c5d24fc... Merge branch 'single-compilation-symbol' into 'master' (*)
  1817025... gl renderer: Don't save repeat nodes to disk (*)
  9828905... gl renderer: Don't use g_assert() for code that should alwa (*)
  be74be0... widget-factory: Fix a popover menu (*)
  48c8d17... build: Check for EGL support in libepoxy on Windows
  51e991b... Add a EGL renderer (via ANGLE) for Windows
  8cfdcd1... demos: Fix glarea demo on OpenGL/ES
  9608ade... OpenGL/ES: Fix 'R' and 'B' bits inverted on Windows

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