if (!m_compositor || !m_compositor->needsFixedRootBackgroundLayer(layer())) {
if (backgroundRenderer->style()->hasFixedBackgroundImage()
&& mustInvalidateFillLayersPaintOnHeightChange(backgroundRenderer->style()->backgroundLayers()))
if (!m_compositor || !m_compositor->needsFixedRootBackgroundLayer(layer())) {
if (backgroundRenderer->style()->hasFixedBackgroundImage()
&& mustInvalidateFillLayersPaintOnHeightChange(backgroundRenderer->style()->backgroundLayers()))