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

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

Index: third_party/WebKit/Source/core/editing/Editor.cpp
diff --git a/third_party/WebKit/Source/core/editing/Editor.cpp b/third_party/WebKit/Source/core/editing/Editor.cpp
index 5a50facd29f34cfd7e38e20e0632135d5b042c34..eca9cfba108274da10c30bb9f000962a4537ed8e 100644
--- a/third_party/WebKit/Source/core/editing/Editor.cpp
+++ b/third_party/WebKit/Source/core/editing/Editor.cpp
@@ -605,7 +605,11 @@ void Editor::replaceSelectionWithFragment(DocumentFragment* fragment,
                                           InputEvent::InputType inputType) {
   DCHECK(!frame().document()->needsLayoutTreeUpdate());
   if (frame().selection().isNone() ||
-      !frame().selection().isContentEditable() || !fragment)
+      !frame()
+           .selection()
+           .computeVisibleSelectionInDOMTreeDeprecated()
+           .isContentEditable() ||
+      !fragment)
     return;
 
   ReplaceSelectionCommand::CommandOptions options =