Add Hoth interface

Create a new google namespace and add the Hoth interface to this
namespace.

Signed-off-by: John Edward Broadbent <jebr@google.com>
Change-Id: I001dc34ef081885b6094d3d1aab578b0d882b53a
diff --git a/gen/com/meson.build b/gen/com/meson.build
index b06016e..9a2e068 100644
--- a/gen/com/meson.build
+++ b/gen/com/meson.build
@@ -1,3 +1,4 @@
 # Generated file; do not modify.
+subdir('google')
 subdir('ibm')
 subdir('intel')