Add SetCharacterDataCommand

third_party/WebKit/Source/core/editing/commands/EditCommand.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 60 matching lines @@
  private:
   Member<Document> m_document;
   Member<CompositeEditCommand> m_parent;
 };
 
 enum ShouldAssumeContentIsAlwaysEditable {
   AssumeContentIsAlwaysEditable,
   DoNotAssumeContentIsAlwaysEditable,
 };
 
-class SimpleEditCommand : public EditCommand {
+class CORE_EXPORT SimpleEditCommand : public EditCommand {
  public:
   virtual void doUnapply() = 0;
   virtual void doReapply();  // calls doApply()
 
  protected:
   explicit SimpleEditCommand(Document& document) : EditCommand(document) {}
 
  private:
   bool isSimpleEditCommand() const final { return true; }
 };
 
 DEFINE_TYPE_CASTS(SimpleEditCommand,
                   EditCommand,
                   command,
                   command->isSimpleEditCommand(),
                   command.isSimpleEditCommand());
 
 }  // namespace blink
 
 #endif  // EditCommand_h