| Index: Source/core/layout/compositing/DeprecatedPaintLayerCompositor.cpp
|
| diff --git a/Source/core/layout/compositing/DeprecatedPaintLayerCompositor.cpp b/Source/core/layout/compositing/DeprecatedPaintLayerCompositor.cpp
|
| index 0758e5f999cbdd82c45d3a0eee9c16c83beb3b02..1f1e46a5bdcb9954b087fab11b4e5bc039c923d7 100644
|
| --- a/Source/core/layout/compositing/DeprecatedPaintLayerCompositor.cpp
|
| +++ b/Source/core/layout/compositing/DeprecatedPaintLayerCompositor.cpp
|
| @@ -907,12 +907,14 @@
|
| void DeprecatedPaintLayerCompositor::updateOverflowControlsLayers()
|
| {
|
| GraphicsLayer* controlsParent = m_rootTransformLayer.get() ? m_rootTransformLayer.get() : m_overflowControlsHostLayer.get();
|
| - // Main frame scrollbars should always be stuck to the sides of the screen (in overscroll and in pinch-zoom), so
|
| + // On Mac, main frame scrollbars should always be stuck to the sides of the screen (in overscroll and in pinch-zoom), so
|
| // make the parent for the scrollbars be the viewport container layer.
|
| +#if OS(MACOSX)
|
| if (m_layoutView.frame()->isMainFrame()) {
|
| VisualViewport& visualViewport = m_layoutView.frameView()->page()->frameHost().visualViewport();
|
| controlsParent = visualViewport.containerLayer();
|
| }
|
| +#endif
|
|
|
| if (requiresHorizontalScrollbarLayer()) {
|
| if (!m_layerForHorizontalScrollbar) {
|
|
|