[webkit-reviews] review requested: [Bug 50096] Avoid unnecessary calls to CTFontGetPlatformFont() : [Attachment 74904] Remove some ATSUFontID arguments and member variables and move calls to CTFontGetPlatformFont() into methods

[bugzilla-daemon at webkit.org]

mitz at webkit.org has asked  for review:
Bug 50096: Avoid unnecessary calls to CTFontGetPlatformFont()
https://bugs.webkit.org/show_bug.cgi?id=50096

Attachment 74904: Remove some ATSUFontID arguments and member variables and
move calls to CTFontGetPlatformFont() into methods 
https://bugs.webkit.org/attachment.cgi?id=74904&action=review