Use the namespace for storing objects.

Bug 19219444

Change-Id: I277d80be47d2057f31559c5058e2f6ea422dacfd
Reviewed-on: https://swiftshader-review.googlesource.com/4987
Reviewed-by: Alexis Hétu <sugoi@google.com>
Tested-by: Nicolas Capens <capn@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>