[chromium] remove deprecated hyphenation methods from Platform
https://bugs.webkit.org/show_bug.cgi?id=111101

Reviewed by Adam Barth.

Source/Platform:

* chromium/public/Platform.h:
(Platform):

Source/WebCore:

* platform/text/chromium/Hyphenation.cpp:
(WebCore::canHyphenate):
(WebCore::lastHyphenLocation):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@144660 268f45cc-cd09-0410-ab3c-d52691b4dbfc