Remove calls to styleForLayoutObject() in LayoutTreeBuilder::style()

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

 /*
  * Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 298 matching lines @@
   // DCHECK_GE(node.document().lifecycle().state(),
   //           DocumentLifecycle::StyleClean);
   if (node.isPseudoElement())
     return false;
 
   // Ideally we'd call DCHECK(!needsStyleRecalc()) here, but
   // ContainerNode::setFocus() calls setNeedsStyleRecalc(), so the assertion
   // would fire in the middle of Document::setFocusedNode().
 
   for (const Node& ancestor : NodeTraversal::inclusiveAncestorsOf(node)) {
-    if ((ancestor.isHTMLElement() || ancestor.isDocumentNode()) &&
-        ancestor.layoutObject()) {
-      switch (ancestor.layoutObject()->style()->userModify()) {
-        case READ_ONLY:
-          return false;
-        case READ_WRITE:
-          return true;
-        case READ_WRITE_PLAINTEXT_ONLY:
-          return editableLevel != RichlyEditable;
-      }
-      NOTREACHED();
-      return false;
+    if (!ancestor.isHTMLElement() && !ancestor.isDocumentNode())
+      continue;
+    const ComputedStyle* style = ancestor.computedStyle();
+    if (!style)
+      continue;
+    switch (style->userModify()) {
+      case READ_ONLY:
+        return false;
+      case READ_WRITE:
+        return true;
+      case READ_WRITE_PLAINTEXT_ONLY:
+        return editableLevel != RichlyEditable;
     }
   }
 
   return false;
 }
 
 bool hasEditableStyle(const Node& node) {
   // TODO(editing-dev): We shouldn't check editable style in inactive documents.
   // We should hoist this check in the call stack, replace it by a DCHECK of
   // active document and ultimately cleanup the code paths with inactive
@@ skipping 1838 matching lines @@
         return InputType::DeleteWordBackward;
       if (granularity == LineBoundary)
         return InputType::DeleteLineBackward;
       return InputType::DeleteContentBackward;
     default:
       return InputType::None;
   }
 }
 
 }  // namespace blink