Move blit routine generation to a method.

Bug 21716622

Change-Id: Ida62ad1f1f51f035969754f2c5ff800a0afc6fd5
Reviewed-on: https://swiftshader-review.googlesource.com/3452
Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>
Tested-by: Nicolas Capens <capn@google.com>
2 files changed