REGRESSION (r113900): Text tests started failing

REGRESSION (r113900): Text tests started failing
https://bugs.webkit.org/show_bug.cgi?id=83724

Reviewed by Dan Bernstein.

Source/WebCore:

* Resources/DefaultFonts.plist.in: Use serif fonts for standard family again,
and updated the list with better fonts for Japanese.

LayoutTests:

* platform/mac/Skipped: unskip the tests.

* platform/mac/fast/ruby/nested-ruby-expected.png:
* platform/mac/fast/ruby/nested-ruby-expected.txt:
* platform/mac/fast/text/international/002-expected.png:
* platform/mac/fast/text/international/002-expected.txt:
Updated for minor rendering differences.

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@114074 268f45cc-cd09-0410-ab3c-d52691b4dbfc