Cleanup: Alembic, move the C++ code to `blender::io::alembic` namespace

This commit only moves code into the `blender::io::alembic` namespace,
it does not move `static` functions into an anonymous namespace.

No functional changes.

1 files changed, 7 insertions, 0 deletions

diff --git a/source/blender/io/alembic/intern/abc_customdata.cc b/source/blender/io/alembic/intern/abc_customdata.cc
index 62f6a52f7cf..f3e2342e844 100644
--- a/source/blender/io/alembic/intern/abc_customdata.cc
+++ b/source/blender/io/alembic/intern/abc_customdata.cc
@@ -50,6 +50,9 @@ using Alembic::Abc::V2fArraySample;
 
 using Alembic::AbcGeom::OC4fGeomParam;
 using Alembic::AbcGeom::OV2fGeomParam;
+namespace blender {
+namespace io {
+namespace alembic {
 
 static void get_uvs(const CDStreamConfig &config,
                     std::vector<Imath::V2f> &uvs,
@@ -485,3 +488,7 @@ void read_custom_data(const std::string &iobject_full_name,
     }
   }
 }
+
+}  // namespace alembic
+}  // namespace io
+}  // namespace blender