+[UIImage kitImageNamed:]
__UIImageWithName

+[UIImage applicationImageNamed:]
__UIApplicationImageWithName

__UIApplicationImageWithName
??
__UIImageAtPath

__UIImageWithName
__UISharedImageNameGetIdentifier
__UISharedImageWithIdentifier
???
__UIImageAtPath

_UIKeyboardImageWithName
_UIKeyboardImageForInputModeWithName

_UIKeyboardImageForInputModeWithName
-[UIThreePartButton initWithContentsOfFile:cache:]
__UIImageWithName