Fix mouse wheel over-scrolls when display is scaled and scroll is paginated

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index b0cbd2613e87a22be9eae10bab53f4323cf79126..e4349a85e4097fb4b29330e77101922534082e78 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -1865,6 +1865,12 @@ void RenderViewImpl::convertWindowToViewport(blink::WebFloatRect* rect) {
   RenderWidget::convertWindowToViewport(rect);
 }
 
+float RenderViewImpl::GetOriginalDeviceScaleFactor() const {
+  if (IsUseZoomForDSFEnabled())
+    return RenderWidget::GetOriginalDeviceScaleFactor();
+  return 1.0f;
+}
+
 void RenderViewImpl::didAutoResize(const blink::WebSize& newSize) {
   RenderWidget::DidAutoResize(newSize);
 }