Summary:
And the Efl.Orientation interface -> Efl.Gfx.Orientable
(with proper c_prefix so it is not too cumbersome to use from C).
Also, turned the theme_rotation_apply() parameter into an int to avoid confusion.
Fixes T7919
Depends on D8912
Test Plan: Everything continues to build and pass tests
Reviewers: zmike, bu5hm4n, cedric, Hermet, Jaehyun_Cho
Reviewed By: zmike
Subscribers: #reviewers, #committers
Tags: #efl
Maniphest Tasks: T7919
Differential Revision: https://phab.enlightenment.org/D8926
e9eb1c825a