Default [Q] Add 0.25 animation scale and set it by default in build process

Hi, i am working on a cm10.1 for my device (Huawei Y300-0100), how can i add 0.25 animation scale to the list? and how can i set it by default?
is this the right way?

https://github.com/fonz93/android_pa...1f525aa3316052

https://github.com/fonz93/android_de...9fb9d8aa1908ef

(There are some typos, i fixed them)

Thanks in advance for help