[Editing] Store |CommandSource| in |CompositeEditCommand|

third_party/WebKit/Source/core/editing/commands/DeleteSelectionCommand.h

 /*
  * Copyright (C) 2005, 2006, 2008 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 19 matching lines @@
 
 namespace blink {
 
 class EditingStyle;
 class HTMLTableRowElement;
 
 class CORE_EXPORT DeleteSelectionCommand final : public CompositeEditCommand {
  public:
   static DeleteSelectionCommand* create(
       Document& document,
+      CommandSource source,
       bool smartDelete = false,
       bool mergeBlocksAfterDelete = true,
       bool expandForSpecialElements = false,
       bool sanitizeMarkup = true,
       InputEvent::InputType inputType = InputEvent::InputType::None,
       const Position& referenceMovePosition = Position()) {
-    return new DeleteSelectionCommand(
-        document, smartDelete, mergeBlocksAfterDelete, expandForSpecialElements,
-        sanitizeMarkup, inputType, referenceMovePosition);
+    return new DeleteSelectionCommand(document, source, smartDelete,
+                                      mergeBlocksAfterDelete,
+                                      expandForSpecialElements, sanitizeMarkup,
+                                      inputType, referenceMovePosition);
   }
   static DeleteSelectionCommand* create(
+      CommandSource source,
       const VisibleSelection& selection,
       bool smartDelete = false,
       bool mergeBlocksAfterDelete = true,
       bool expandForSpecialElements = false,
       bool sanitizeMarkup = true,
       InputEvent::InputType inputType = InputEvent::InputType::None) {
     return new DeleteSelectionCommand(
-        selection, smartDelete, mergeBlocksAfterDelete,
+        source, selection, smartDelete, mergeBlocksAfterDelete,
         expandForSpecialElements, sanitizeMarkup, inputType);
   }
 
   DECLARE_VIRTUAL_TRACE();
 
  private:
   DeleteSelectionCommand(Document&,
+                         CommandSource,
                          bool smartDelete,
                          bool mergeBlocksAfterDelete,
                          bool expandForSpecialElements,
                          bool santizeMarkup,
                          InputEvent::InputType,
                          const Position& referenceMovePosition);
-  DeleteSelectionCommand(const VisibleSelection&,
+  DeleteSelectionCommand(CommandSource,
+                         const VisibleSelection&,
                          bool smartDelete,
                          bool mergeBlocksAfterDelete,
                          bool expandForSpecialElements,
                          bool sanitizeMarkup,
                          InputEvent::InputType);
 
   void doApply(EditingState*) override;
   InputEvent::InputType inputType() const override;
 
   bool preservesTypingStyle() const override;
@@ skipping 46 matching lines @@
   Member<Element> m_startRoot;
   Member<Element> m_endRoot;
   Member<HTMLTableRowElement> m_startTableRow;
   Member<HTMLTableRowElement> m_endTableRow;
   Member<Node> m_temporaryPlaceholder;
 };
 
 }  // namespace blink
 
 #endif  // DeleteSelectionCommand_h