Prevent coordinate transformation when targeting the root RWHV

content/browser/renderer_host/render_widget_host_view_aura.cc

Index: content/browser/renderer_host/render_widget_host_view_aura.cc
diff --git a/content/browser/renderer_host/render_widget_host_view_aura.cc b/content/browser/renderer_host/render_widget_host_view_aura.cc
index 11a325dc481520bd809dc76b00d892d1f5e58f8c..8a73ab840e1fbecea640633b465c7bcf6526756f 100644
--- a/content/browser/renderer_host/render_widget_host_view_aura.cc
+++ b/content/browser/renderer_host/render_widget_host_view_aura.cc
@@ -1656,6 +1656,11 @@ bool RenderWidgetHostViewAura::TransformPointToCoordSpaceForView(
     const gfx::Point& point,
     RenderWidgetHostViewBase* target_view,
     gfx::Point* transformed_point) {
+  if (target_view == this) {
+    *transformed_point = point;
+    return true;
+  }
+
   // In TransformPointToLocalCoordSpace() there is a Point-to-Pixel conversion,
   // but it is not necessary here because the final target view is responsible
   // for converting before computing the final transform.