make it the new API for Font and GraphicsContext when drawing/measuring
        text.

        Reviewed by andersca

        * platform/Font.cpp:
        (WebCore::m_finalRoundingWidth):
        (WebCore::WidthIterator::advance):
        (WebCore::WidthIterator::normalizeVoicingMarks):
        (WebCore::Font::width):
        (WebCore::Font::canUseGlyphCache):
        (WebCore::Font::drawSimpleText):
        (WebCore::Font::drawText):
        (WebCore::Font::floatWidth):
        (WebCore::Font::floatWidthForSimpleText):
        * platform/Font.h:
        (WebCore::TextRun::m_to):
        (WebCore::TextRun::operator[]):
        (WebCore::TextRun::data):
        (WebCore::TextRun::adjustFrom):
        (WebCore::TextRun::adjustTo):
        (WebCore::TextRun::characters):
        (WebCore::TextRun::length):
        (WebCore::TextRun::from):
        (WebCore::TextRun::to):
        * platform/GraphicsContext.cpp:
        (WebCore::GraphicsContext::drawText):
        (WebCore::GraphicsContext::drawHighlightForText):
        * platform/GraphicsContext.h:
        * platform/mac/FontMac.mm:
        (WebCore::addDirectionalOverride):
        (WebCore::overrideLayoutOperation):
        (WebCore::ATSULayoutParameters::initialize):
        (WebCore::Font::selectionRectForText):
        (WebCore::Font::drawComplexText):
        (WebCore::Font::drawHighlightForText):
        (WebCore::Font::floatWidthForComplexText):
        (WebCore::Font::checkSelectionPoint):
        * platform/win/FontWin.cpp:
        (WebCore::hackishExtentForString):
        (WebCore::Font::floatWidth):
        (WebCore::Font::drawText):
        (WebCore::Font::drawHighlightForText):
        (WebCore::Font::selectionRectForText):
        (WebCore::Font::checkSelectionPoint):
        * rendering/InlineTextBox.cpp:
        (WebCore::InlineTextBox::selectionRect):
        (WebCore::InlineTextBox::paint):
        (WebCore::InlineTextBox::paintSelection):
        (WebCore::InlineTextBox::paintMarkedTextBackground):
        (WebCore::InlineTextBox::paintTextMatchMarker):
        (WebCore::InlineTextBox::offsetForPosition):
        (WebCore::InlineTextBox::positionForOffset):
        * rendering/RenderBlock.cpp:
        (WebCore::stripTrailingSpace):
        * rendering/RenderFlexibleBox.cpp:
        (WebCore::RenderFlexibleBox::layoutVerticalBox):
        * rendering/RenderImage.cpp:
        (WebCore::RenderImage::imageChanged):
        (WebCore::RenderImage::paint):
        * rendering/RenderText.cpp:
        (WebCore::RenderText::cacheWidths):
        (WebCore::RenderText::widthFromCache):
        (WebCore::RenderText::trimmedMinMaxWidth):
        (WebCore::RenderText::calcMinMaxWidth):
        (WebCore::RenderText::width):
        * rendering/RenderTextField.cpp:
        (WebCore::RenderTextField::calcMinMaxWidth):
        * rendering/bidi.cpp:
        (WebCore::RenderBlock::tabWidth):
        (WebCore::RenderBlock::checkLinesForTextOverflow):
        * rendering/render_line.cpp:
        (WebCore::EllipsisBox::paint):
        * rendering/render_list.cpp:
        (WebCore::RenderListMarker::paint):
        (WebCore::RenderListMarker::calcMinMaxWidth):
        (WebCore::RenderListMarker::getRelativeMarkerRect):



git-svn-id: http://svn.webkit.org/repository/webkit/trunk@14297 268f45cc-cd09-0410-ab3c-d52691b4dbfc