[librsvg: 7/7] Merge branch 'zero-sized-callback'

[Federico Mena Quintero <federico src gnome org>]

commit 1339dd77b2b8d5c452c612f4d0fc72e8fce6dd6a
Merge: 4982556d f15c1e6c
Author: Federico Mena Quintero <federico gnome org>
Date:   Tue Feb 26 16:56:26 2019 -0600

    Merge branch 'zero-sized-callback'

 rsvg_internals/src/handle.rs                       |  6 ++-
 rsvg_internals/src/pixbuf_utils.rs                 | 25 +++++++++
 rsvg_internals/src/surface_utils/shared_surface.rs |  9 +++-
 tests/api.c                                        | 61 ++++++++++++++++++++--
 4 files changed, 93 insertions(+), 8 deletions(-)
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