2009-03-17 Ojan Vafai <ojan@chromium.org>

2009-03-17  Ojan Vafai  <ojan@chromium.org>

        Reviewed by Adele Peterson.

        Put the padding inside scrollbars on textareas.
        https://bugs.webkit.org/show_bug.cgi?id=24370

        Put the padding inside the scrollbars on textareas. This is done by moving the
        overflow from the shadowNode to the RenderTextControlMultiline. As a result,
        all of the scroll handing methods that RenderTextControl overrides can be moved
        down into RenderTextControlSingleLine since RenderTextControlMultiline can now
        just use RenderBlock's versions. This also allows RenderTextControlMultiLine to
        no longer need a custom layout method since the shadowNode can now just size
        like a regular DIV.

        * css/CSSStyleSelector.cpp:
        (WebCore::CSSStyleSelector::adjustRenderStyle):
        * rendering/RenderTextControl.cpp:
        (WebCore::RenderTextControl::styleDidChange):
        (WebCore::RenderTextControl::selection):
        (WebCore::RenderTextControl::calcHeight):
        (WebCore::RenderTextControl::hitInnerTextElement):
        * rendering/RenderTextControl.h:
        * rendering/RenderTextControlMultiLine.cpp:
        (WebCore::RenderTextControlMultiLine::nodeAtPoint):
        (WebCore::RenderTextControlMultiLine::createInnerTextStyle):
        * rendering/RenderTextControlMultiLine.h:
        * rendering/RenderTextControlSingleLine.cpp:
        (WebCore::RenderTextControlSingleLine::styleDidChange):
        (WebCore::RenderTextControlSingleLine::autoscroll):
        (WebCore::RenderTextControlSingleLine::scrollWidth):
        (WebCore::RenderTextControlSingleLine::scrollHeight):
        (WebCore::RenderTextControlSingleLine::scrollLeft):
        (WebCore::RenderTextControlSingleLine::scrollTop):
        (WebCore::RenderTextControlSingleLine::setScrollLeft):
        (WebCore::RenderTextControlSingleLine::setScrollTop):
        (WebCore::RenderTextControlSingleLine::scroll):
        * rendering/RenderTextControlSingleLine.h:
        * rendering/TextControlInnerElements.cpp:
        (WebCore::RenderTextControlInnerBlock::RenderTextControlInnerBlock):
        (WebCore::RenderTextControlInnerBlock::positionForPoint):
        (WebCore::TextControlInnerTextElement::createRenderer):

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@41792 268f45cc-cd09-0410-ab3c-d52691b4dbfc