Use tighter typing in editing: PlainTextRange / ReplaceNodeWithSpanCommand

Source/core/editing/CompositeEditCommand.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 @@
 #include "core/editing/EditCommand.h"
 #include "core/editing/UndoStep.h"
 #include "wtf/Vector.h"
 
 namespace blink {
 
 class EditingStyle;
 class Element;
 class HTMLBRElement;
 class HTMLElement;
+class HTMLSpanElement;
 class Text;
 
 class EditCommandComposition FINAL : public UndoStep {
 public:
     static PassRefPtrWillBeRawPtr<EditCommandComposition> create(Document*, const VisibleSelection&, const VisibleSelection&, EditAction);
 
     virtual bool belongsTo(const LocalFrame&) const OVERRIDE;
     virtual void unapply() OVERRIDE;
     virtual void reapply() OVERRIDE;
     virtual EditAction editingAction() const OVERRIDE { return m_editAction; }
@@ skipping 65 matching lines @@
     void rebalanceWhitespaceAt(const Position&);
     void rebalanceWhitespaceOnTextSubstring(PassRefPtrWillBeRawPtr<Text>, int startOffset, int endOffset);
     void prepareWhitespaceAtPositionForSplit(Position&);
     void replaceCollapsibleWhitespaceWithNonBreakingSpaceIfNeeded(const VisiblePosition&);
     bool canRebalance(const Position&) const;
     bool shouldRebalanceLeadingWhitespaceFor(const String&) const;
     void removeCSSProperty(PassRefPtrWillBeRawPtr<Element>, CSSPropertyID);
     void removeNodeAttribute(PassRefPtrWillBeRawPtr<Element>, const QualifiedName& attribute);
     void removeChildrenInRange(PassRefPtrWillBeRawPtr<Node>, unsigned from, unsigned to);
     virtual void removeNode(PassRefPtrWillBeRawPtr<Node>, ShouldAssumeContentIsAlwaysEditable = DoNotAssumeContentIsAlwaysEditable);
-    HTMLElement* replaceElementWithSpanPreservingChildrenAndAttributes(PassRefPtrWillBeRawPtr<HTMLElement>);
+    HTMLSpanElement* replaceElementWithSpanPreservingChildrenAndAttributes(PassRefPtrWillBeRawPtr<HTMLElement>);
     void removeNodePreservingChildren(PassRefPtrWillBeRawPtr<Node>, ShouldAssumeContentIsAlwaysEditable = DoNotAssumeContentIsAlwaysEditable);
     void removeNodeAndPruneAncestors(PassRefPtrWillBeRawPtr<Node>, Node* excludeNode = 0);
     void moveRemainingSiblingsToNewParent(Node*, Node* pastLastNodeToMove, PassRefPtrWillBeRawPtr<Element> prpNewParent);
     void updatePositionForNodeRemovalPreservingChildren(Position&, Node&);
     void prune(PassRefPtrWillBeRawPtr<Node>, Node* excludeNode = 0);
     void replaceTextInNode(PassRefPtrWillBeRawPtr<Text>, unsigned offset, unsigned count, const String& replacementText);
     Position replaceSelectedTextInNode(const String&);
     void replaceTextInNodePreservingMarkers(PassRefPtrWillBeRawPtr<Text>, unsigned offset, unsigned count, const String& replacementText);
     Position positionOutsideTabSpan(const Position&);
     void setNodeAttribute(PassRefPtrWillBeRawPtr<Element>, const QualifiedName& attribute, const AtomicString& value);
@@ skipping 37 matching lines @@
     virtual bool isCompositeEditCommand() const OVERRIDE FINAL { return true; }
 
     RefPtrWillBeMember<EditCommandComposition> m_composition;
 };
 
 DEFINE_TYPE_CASTS(CompositeEditCommand, EditCommand, command, command->isCompositeEditCommand(), command.isCompositeEditCommand());
 
 } // namespace blink
 
 #endif // CompositeEditCommand_h