diff --git a/layout/base/nsDisplayList.cpp b/layout/base/nsDisplayList.cpp
index a3eadf257b2..1c6cc9321f9 100644
--- a/layout/base/nsDisplayList.cpp
+++ b/layout/base/nsDisplayList.cpp
@@ -2538,8 +2538,9 @@ nsDisplayTransform::GetResultingTransformMatrix(const nsIFrame* aFrame,
}
const nsStyleDisplay* parentDisp = nsnull;
- if (aFrame->GetParent()) {
- parentDisp = aFrame->GetParent()->GetStyleDisplay();
+ nsStyleContext* parentStyleContext = aFrame->GetStyleContext()->GetParent();
+ if (parentStyleContext) {
+ parentDisp = parentStyleContext->GetStyleDisplay();
}
if (nsLayoutUtils::Are3DTransformsEnabled() &&
parentDisp && parentDisp->mChildPerspective.GetUnit() == eStyleUnit_Coord &&
diff --git a/layout/reftests/transform-3d/overflow-hidden-1-ref.html b/layout/reftests/transform-3d/overflow-hidden-1-ref.html
new file mode 100644
index 00000000000..f78592e8db0
--- /dev/null
+++ b/layout/reftests/transform-3d/overflow-hidden-1-ref.html
@@ -0,0 +1,27 @@
+
+
+
+
+
+
+
+
diff --git a/layout/reftests/transform-3d/overflow-hidden-1a.html b/layout/reftests/transform-3d/overflow-hidden-1a.html
new file mode 100644
index 00000000000..f78592e8db0
--- /dev/null
+++ b/layout/reftests/transform-3d/overflow-hidden-1a.html
@@ -0,0 +1,27 @@
+
+
+
+
+
+
+
+
diff --git a/layout/reftests/transform-3d/reftest.list b/layout/reftests/transform-3d/reftest.list
index 7ae22556a43..e7b8d1ad3dd 100644
--- a/layout/reftests/transform-3d/reftest.list
+++ b/layout/reftests/transform-3d/reftest.list
@@ -41,3 +41,4 @@ fails == preserve3d-1a.html preserve3d-1-ref.html
== sorting-3a.html green-rect.html
# Different, but equivalent (for the given transform) transform origins
== rotatex-transformorigin-1a.html rotatex-transformorigin-1-ref.html
+== overflow-hidden-1a.html overflow-hidden-1-ref.html