Ensure clean layout for VisibleSelection::selectionFromContentsOfNode

third_party/WebKit/Source/core/editing/VisibleSelection.cpp

Index: third_party/WebKit/Source/core/editing/VisibleSelection.cpp
diff --git a/third_party/WebKit/Source/core/editing/VisibleSelection.cpp b/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
index d8d2debe974a38b3a79b9bfe1fdbea8cfccb0f0c..afa6ea6e7382bfdf1bbae323defb2670d009e368 100644
--- a/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
+++ b/third_party/WebKit/Source/core/editing/VisibleSelection.cpp
@@ -246,11 +246,9 @@ operator=(const VisibleSelectionTemplate<Strategy>& other) {
 template <typename Strategy>
 VisibleSelectionTemplate<Strategy>
 VisibleSelectionTemplate<Strategy>::selectionFromContentsOfNode(Node* node) {
+  DCHECK(node);
   DCHECK(!Strategy::editingIgnoresContent(node));
-
-  // TODO(xiaochengh): The use of updateStyleAndLayoutIgnorePendingStylesheets
-  // needs to be audited. see http://crbug.com/590369 for more details.
-  node->document().updateStyleAndLayoutIgnorePendingStylesheets();
+  DCHECK(!needsLayoutTreeUpdate(*node));
 
   typename SelectionTemplate<Strategy>::Builder builder;
   builder.collapse(PositionTemplate<Strategy>::firstPositionInNode(node))