diff --git a/editor/libeditor/EditorBase.cpp b/editor/libeditor/EditorBase.cpp
index c1537ac99033..b7af757ff18e 100644
--- a/editor/libeditor/EditorBase.cpp
+++ b/editor/libeditor/EditorBase.cpp
@@ -1564,7 +1564,18 @@ bool EditorBase::IsCutCommandEnabled() const {
   return CheckForClipboardCommandListener(nsGkAtoms::oncut, eCut);
 }
 
-NS_IMETHODIMP EditorBase::Copy() { return NS_ERROR_NOT_IMPLEMENTED; }
+NS_IMETHODIMP EditorBase::Copy() {
+  AutoEditActionDataSetter editActionData(*this, EditAction::eCopy);
+  if (NS_WARN_IF(!editActionData.CanHandle())) {
+    return NS_ERROR_NOT_INITIALIZED;
+  }
+
+  bool actionTaken = false;
+  FireClipboardEvent(eCopy, nsIClipboard::kGlobalClipboard, &actionTaken);
+
+  return EditorBase::ToGenericNSResult(
+      actionTaken ? NS_OK : NS_ERROR_EDITOR_ACTION_CANCELED);
+}
 
 NS_IMETHODIMP EditorBase::CanCopy(bool* aCanCopy) {
   if (NS_WARN_IF(!aCanCopy)) {
diff --git a/editor/libeditor/TextEditor.cpp b/editor/libeditor/TextEditor.cpp
index 605a2e79bade..fd4667f44fdc 100644
--- a/editor/libeditor/TextEditor.cpp
+++ b/editor/libeditor/TextEditor.cpp
@@ -595,19 +595,6 @@ bool TextEditor::IsCopyToClipboardAllowedInternal() const {
   return mUnmaskedStart <= selectionStart && UnmaskedEnd() >= selectionEnd;
 }
 
-NS_IMETHODIMP TextEditor::Copy() {
-  AutoEditActionDataSetter editActionData(*this, EditAction::eCopy);
-  if (NS_WARN_IF(!editActionData.CanHandle())) {
-    return NS_ERROR_NOT_INITIALIZED;
-  }
-
-  bool actionTaken = false;
-  FireClipboardEvent(eCopy, nsIClipboard::kGlobalClipboard, &actionTaken);
-
-  return EditorBase::ToGenericNSResult(
-      actionTaken ? NS_OK : NS_ERROR_EDITOR_ACTION_CANCELED);
-}
-
 bool TextEditor::CanDeleteSelection() const {
   AutoEditActionDataSetter editActionData(*this, EditAction::eNotEditing);
   if (NS_WARN_IF(!editActionData.CanHandle())) {
diff --git a/editor/libeditor/TextEditor.h b/editor/libeditor/TextEditor.h
index 4694c4dee51d..08f1c446589d 100644
--- a/editor/libeditor/TextEditor.h
+++ b/editor/libeditor/TextEditor.h
@@ -61,8 +61,6 @@ class TextEditor : public EditorBase, public nsITimerCallback, public nsINamed {
 
   NS_IMETHOD GetTextLength(int32_t* aCount) override;
 
-  NS_IMETHOD Copy() override;
-
   /**
    * CanDeleteSelection() returns true if `Selection` is not collapsed and
    * it's allowed to be removed.