Have htmlediting create functions take a Document reference in argument

Source/core/editing/htmlediting.h

Index: Source/core/editing/htmlediting.h
diff --git a/Source/core/editing/htmlediting.h b/Source/core/editing/htmlediting.h
index 7937af3151149c3dd4115eed131fce041ab95e88..69716337354a33ba8e95dc6f0be4b6aacf91c1f9 100644
--- a/Source/core/editing/htmlediting.h
+++ b/Source/core/editing/htmlediting.h
@@ -188,7 +188,7 @@ VisiblePosition visiblePositionForIndex(int index, ContainerNode* scope);
 
 // Functions returning Range
 
-PassRefPtr<Range> createRange(Document*, const VisiblePosition& start, const VisiblePosition& end, ExceptionState&);
+PassRefPtr<Range> createRange(Document&, const VisiblePosition& start, const VisiblePosition& end, ExceptionState&);
 
 // -------------------------------------------------------------------------
 // HTMLElement
@@ -196,13 +196,13 @@ PassRefPtr<Range> createRange(Document*, const VisiblePosition& start, const Vis
 
 // Functions returning HTMLElement
 
-PassRefPtr<HTMLElement> createDefaultParagraphElement(Document*);
-PassRefPtr<HTMLElement> createBreakElement(Document*);
-PassRefPtr<HTMLElement> createOrderedListElement(Document*);
-PassRefPtr<HTMLElement> createUnorderedListElement(Document*);
-PassRefPtr<HTMLElement> createListItemElement(Document*);
-PassRefPtr<HTMLElement> createHTMLElement(Document*, const QualifiedName&);
-PassRefPtr<HTMLElement> createHTMLElement(Document*, const AtomicString&);
+PassRefPtr<HTMLElement> createDefaultParagraphElement(Document&);
+PassRefPtr<HTMLElement> createBreakElement(Document&);
+PassRefPtr<HTMLElement> createOrderedListElement(Document&);
+PassRefPtr<HTMLElement> createUnorderedListElement(Document&);
+PassRefPtr<HTMLElement> createListItemElement(Document&);
+PassRefPtr<HTMLElement> createHTMLElement(Document&, const QualifiedName&);
+PassRefPtr<HTMLElement> createHTMLElement(Document&, const AtomicString&);
 
 HTMLElement* enclosingList(Node*);
 HTMLElement* outermostEnclosingList(Node*, Node* rootList = 0);
@@ -214,10 +214,10 @@ Node* enclosingListChild(Node*);
 
 // Functions returning Element
 
-PassRefPtr<Element> createTabSpanElement(Document*);
-PassRefPtr<Element> createTabSpanElement(Document*, PassRefPtr<Node> tabTextNode);
-PassRefPtr<Element> createTabSpanElement(Document*, const String& tabText);
-PassRefPtr<Element> createBlockPlaceholderElement(Document*);
+PassRefPtr<Element> createTabSpanElement(Document&);
+PassRefPtr<Element> createTabSpanElement(Document&, PassRefPtr<Node> tabTextNode);
+PassRefPtr<Element> createTabSpanElement(Document&, const String& tabText);
+PassRefPtr<Element> createBlockPlaceholderElement(Document&);
 
 Element* editableRootForPosition(const Position&, EditableType = ContentIsEditable);
 Element* unsplittableElementForPosition(const Position&);