Cleanup StaticContainer a bit
Cleanup StaticContainer a bit

Summary:
React is way better than it used to be...

Changelog: [Internal]

Reviewed By: zackargyle, lunaleaps

Differential Revision: D19421772

fbshipit-source-id: db82b68a0c2f31e9ef7e1875fd9e4bf27ef6295a

hoangpham95/react-native,javache/react-native,hammerandchisel/react-native,pandiaraj44/react-native,javache/react-native,javache/react-native,pandiaraj44/react-native,facebook/react-native,facebook/react-native,janicduplessis/react-native,facebook/react-native,hoangpham95/react-native,myntra/react-native,javache/react-native,javache/react-native,arthuralee/react-native,hoangpham95/react-native,myntra/react-native,facebook/react-native,pandiaraj44/react-native,myntra/react-native,arthuralee/react-native,pandiaraj44/react-native,exponent/react-native,hammerandchisel/react-native,facebook/react-native,hoangpham95/react-native,hoangpham95/react-native,hammerandchisel/react-native,facebook/react-native,pandiaraj44/react-native,hammerandchisel/react-native,exponent/react-native,exponentjs/react-native,hammerandchisel/react-native,janicduplessis/react-native,exponentjs/react-native,exponent/react-native,exponentjs/react-native,facebook/react-native,javache/react-native,hoangpham95/react-native,myntra/react-native,janicduplessis/react-native,janicduplessis/react-native,exponent/react-native,arthuralee/react-native,myntra/react-native,hammerandchisel/react-native,janicduplessis/react-native,pandiaraj44/react-native,pandiaraj44/react-native,hammerandchisel/react-native,hammerandchisel/react-native,myntra/react-native,hoangpham95/react-native,janicduplessis/react-native,exponent/react-native,hoangpham95/react-native,javache/react-native,arthuralee/react-native,myntra/react-native,arthuralee/react-native,exponentjs/react-native,exponent/react-native,janicduplessis/react-native,exponentjs/react-native,facebook/react-native,javache/react-native,pandiaraj44/react-native,exponent/react-native,myntra/react-native,exponentjs/react-native,facebook/react-native,exponentjs/react-native,janicduplessis/react-native,exponent/react-native,javache/react-native,exponentjs/react-native,myntra/react-native