Bug 1627175 - part 27: Get rid of `EditorBase::GetNextNode()` and `EditorBase::GetPreviousNode()` r=m_kato

Depends on D113230

Differential Revision: https://phabricator.services.mozilla.com/D113231

editor/libeditor/EditorBase.h

@@ -1726,9 +1726,6 @@ class EditorBase : public nsIEditor,
   /**
    * Get the previous node.
    */
-  nsIContent* GetPreviousNode(const EditorRawDOMPoint& aPoint) const {
-    return GetPreviousContent(aPoint, {});
-  }
   nsIContent* GetPreviousElementOrText(const EditorRawDOMPoint& aPoint) const {
     return GetPreviousContent(aPoint,
                               {WalkTreeOption::IgnoreDataNodeExceptText});
@@ -1749,9 +1746,6 @@ class EditorBase : public nsIEditor,
     return GetPreviousContent(aPoint, {WalkTreeOption::IgnoreNonEditableNode,
                                        WalkTreeOption::StopAtBlockBoundary});
   }
-  nsIContent* GetPreviousNode(const nsINode& aNode) const {
-    return GetPreviousContent(aNode, {});
-  }
   nsIContent* GetPreviousElementOrText(const nsINode& aNode) const {
     return GetPreviousContent(aNode,
                               {WalkTreeOption::IgnoreDataNodeExceptText});
@@ -1798,10 +1792,6 @@ class EditorBase : public nsIEditor,
    * node.
    */
   template <typename PT, typename CT>
-  nsIContent* GetNextNode(const EditorDOMPointBase<PT, CT>& aPoint) const {
-    return GetNextContent(aPoint, {});
-  }
-  template <typename PT, typename CT>
   nsIContent* GetNextElementOrText(
       const EditorDOMPointBase<PT, CT>& aPoint) const {
     return GetNextContent(aPoint, {WalkTreeOption::IgnoreDataNodeExceptText});
@@ -1828,9 +1818,6 @@ class EditorBase : public nsIEditor,
     return GetNextContent(aPoint, {WalkTreeOption::IgnoreNonEditableNode,
                                    WalkTreeOption::StopAtBlockBoundary});
   }
-  nsIContent* GetNextNode(const nsINode& aNode) const {
-    return GetNextContent(aNode, {});
-  }
   nsIContent* GetNextElementOrText(const nsINode& aNode) const {
     return GetNextContent(aNode, {WalkTreeOption::IgnoreDataNodeExceptText});
   }

editor/libeditor/HTMLEditorDeleteHandler.cpp

@@ -5162,7 +5162,7 @@ Result<EditorDOMPoint, nsresult> HTMLEditor::AutoDeleteRangesHandler::
           EditorRawDOMPoint::After(mEmptyInclusiveAncestorBlockElement));
       MOZ_ASSERT(afterEmptyBlock.IsSet());
       if (nsIContent* nextContentOfEmptyBlock =
-              aHTMLEditor.GetNextNode(afterEmptyBlock)) {
+              aHTMLEditor.GetNextContent(afterEmptyBlock, {})) {
         EditorDOMPoint pt = aHTMLEditor.GetGoodCaretPointFor(
             *nextContentOfEmptyBlock, aDirectionAndAmount);
         if (!pt.IsSet()) {