void RenderTextControl::computeLogicalHeight() { HTMLElement* innerText = innerTextElement(); ASSERT(innerText); RenderBox* innerTextBox = innerText->renderBox(); LayoutUnit nonContentHeight = innerTextBox->borderAndPaddingHeight() + innerTextBox->marginHeight(); setHeight(computeControlHeight(innerTextBox->lineHeight(true, HorizontalLine, PositionOfInteriorLineBoxes), nonContentHeight) + borderAndPaddingHeight()); // We are able to have a horizontal scrollbar if the overflow style is scroll, or if its auto and there's no word wrap. if (style()->overflowX() == OSCROLL || (style()->overflowX() == OAUTO && innerText->renderer()->style()->wordWrap() == NormalWordWrap)) setHeight(height() + scrollbarThickness()); RenderBlock::computeLogicalHeight(); }