[EditCommandSource] Pass source through |CompositeEditCommand| ctor instead of |apply(source)|

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

 /*
  * Copyright (C) 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 15 matching lines @@
 #ifndef IndentOutdentCommand_h
 #define IndentOutdentCommand_h
 
 #include "core/editing/commands/ApplyBlockElementCommand.h"
 
 namespace blink {
 
 class CORE_EXPORT IndentOutdentCommand final : public ApplyBlockElementCommand {
  public:
   enum EIndentType { Indent, Outdent };
-  static IndentOutdentCommand* create(Document& document, EIndentType type) {
-    return new IndentOutdentCommand(document, type);
+  static IndentOutdentCommand* create(Document& document,
+                                      EditCommandSource source,
+                                      EIndentType type) {
+    return new IndentOutdentCommand(document, source, type);
   }
 
   bool preservesTypingStyle() const override { return true; }
 
  private:
-  IndentOutdentCommand(Document&, EIndentType);
+  IndentOutdentCommand(Document&, EditCommandSource, EIndentType);
 
   InputEvent::InputType inputType() const override;
 
   void outdentRegion(const VisiblePosition&,
                      const VisiblePosition&,
                      EditingState*);
   void outdentParagraph(EditingState*);
   bool tryIndentingAsListItem(const Position&, const Position&, EditingState*);
   void indentIntoBlockquote(const Position&,
                             const Position&,
                             HTMLElement*&,
                             EditingState*);
 
   void formatSelection(const VisiblePosition& startOfSelection,
                        const VisiblePosition& endOfSelection,
                        EditingState*) override;
   void formatRange(const Position& start,
                    const Position& end,
                    const Position& endOfSelection,
                    HTMLElement*& blockquoteForNextIndent,
                    EditingState*) override;
 
   EIndentType m_typeOfAction;
 };
 
 }  // namespace blink
 
 #endif  // IndentOutdentCommand_h