Reland: Made content editables report the caret and text selection by treating them as text controls

Source/modules/accessibility/AXNodeObject.cpp

Index: Source/modules/accessibility/AXNodeObject.cpp
diff --git a/Source/modules/accessibility/AXNodeObject.cpp b/Source/modules/accessibility/AXNodeObject.cpp
index 1c830f732d22448551f751572f50e0759f8f7d7c..d91e4224c6639828f5d44d3b4526aa947f7f1250 100644
--- a/Source/modules/accessibility/AXNodeObject.cpp
+++ b/Source/modules/accessibility/AXNodeObject.cpp
@@ -520,17 +520,6 @@ void AXNodeObject::elementsFromAttribute(WillBeHeapVector<RawPtrWillBeMember<Ele
     }
 }
 
-// If you call node->hasEditableStyle() since that will return true if an ancestor is editable.
-// This only returns true if this is the element that actually has the contentEditable attribute set.
-bool AXNodeObject::hasContentEditableAttributeSet() const
-{
-    if (!hasAttribute(contenteditableAttr))
-        return false;
-    const AtomicString& contentEditableValue = getAttribute(contenteditableAttr);
-    // Both "true" (case-insensitive) and the empty string count as true.
-    return contentEditableValue.isEmpty() || equalIgnoringCase(contentEditableValue, "true");
-}
-
 bool AXNodeObject::isGenericFocusableElement() const
 {
     if (!canSetFocusAttribute())