[gnome-shell] (4 commits) Non-fast-forward update to branch wip/fmuellner/window-app-icon-size

[Florian Müllner <fmuellner src gnome org>]

The branch 'wip/fmuellner/window-app-icon-size' 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:

  3ca9a23... texture-cache: Load images into StWidgets
  af41ca8... texture-cache: Fall back to actor size for bound textures
  216b25c... app: Set styleclass on fallback app icons
  f3f875d... theme: Handle fallback app icons in notifications

Commits added to the branch:

  6f79473... texture-cache: Load bound surfaces into StWidgets
  d86d3bb... texture-cache: Fall back to actor size for bound textures
  4f65283... app: Set styleclass on fallback app icons
  d4202e7... theme: Handle fallback app icons in notifications