Ensure RemoteViewportIntersection rect persists across frame navigations

third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp

Index: third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp b/third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp
index f44866a44e55bacaf6bad2e52bf31eed49f87766..4a2d7317cccf6cb13ce4355e749f229f3606b2c0 100644
--- a/third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp
+++ b/third_party/WebKit/Source/web/WebFrameWidgetImpl.cpp
@@ -768,8 +768,8 @@ void WebFrameWidgetImpl::SetRemoteViewportIntersection(
   // Remote viewports are only applicable to local frames with remote ancestors.
   DCHECK(local_root_->Parent() && local_root_->Parent()->IsWebRemoteFrame());
 
-  if (local_root_->GetFrameView()) {
-    local_root_->GetFrameView()->SetViewportIntersectionFromParent(
+  if (local_root_->GetFrame()) {
+    local_root_->GetFrame()->SetViewportIntersectionFromParent(
         viewport_intersection);
   }
 }