GitLab

https://bugs.webkit.org/show_bug.cgi?id=100050

Reviewed by Darin Adler.

Renamed m_characterIndex to m_characterIndexOfGlyph and gave it an inline size of 10,
which covers around 66% of all cases. The rest of the cases are now preallocated to the
upper limit which is length of the original TextRun.

* platform/graphics/FontFastPath.cpp:
(WebCore::Font::getGlyphsAndAdvancesForSimpleText):
(WebCore::Font::selectionRectForSimpleText):
(WebCore::Font::offsetForPositionForSimpleText):
* platform/graphics/WidthIterator.cpp:
(WebCore::WidthIterator::WidthIterator):
(WebCore::WidthIterator::advanceInternal):
* platform/graphics/WidthIterator.h:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@154674 268f45cc-cd09-0410-ab3c-d52691b4dbfc