Expand FrameSeleciton::start() to increase chances of hoisting update layout

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

Index: third_party/WebKit/Source/core/editing/EditorKeyBindings.cpp
diff --git a/third_party/WebKit/Source/core/editing/EditorKeyBindings.cpp b/third_party/WebKit/Source/core/editing/EditorKeyBindings.cpp
index cfca437097a7b9dbf2570f197d4774406647c901..b8560628d041d0b45c48d038a974116b19efe562 100644
--- a/third_party/WebKit/Source/core/editing/EditorKeyBindings.cpp
+++ b/third_party/WebKit/Source/core/editing/EditorKeyBindings.cpp
@@ -66,7 +66,10 @@ bool Editor::handleEditingKeyboardEvent(KeyboardEvent* evt) {
     return false;
   }
   if (!focusedElement->containsIncludingHostElements(
-          *m_frame->selection().start().computeContainerNode())) {
+          *m_frame->selection()
+               .computeVisibleSelectionInDOMTreeDeprecated()
+               .start()
+               .computeContainerNode())) {
     // We should not insert text at selection start if selection doesn't have
     // focus. See http://crbug.com/89026
     return false;