Have HTMLElements / SVGElements constructors take a Document reference in argument

Source/core/html/shadow/SpinButtonElement.h

Index: Source/core/html/shadow/SpinButtonElement.h
diff --git a/Source/core/html/shadow/SpinButtonElement.h b/Source/core/html/shadow/SpinButtonElement.h
index 77d031e2ac9495cda3b569f857499b1c819b3c34..715f4343adf909067a285f62c4f6bab198727da5 100644
--- a/Source/core/html/shadow/SpinButtonElement.h
+++ b/Source/core/html/shadow/SpinButtonElement.h
@@ -54,7 +54,7 @@ public:
     // The owner of SpinButtonElement must call removeSpinButtonOwner
     // because SpinButtonElement can be outlive SpinButtonOwner
     // implementation, e.g. during event handling.
-    static PassRefPtr<SpinButtonElement> create(Document*, SpinButtonOwner&);
+    static PassRefPtr<SpinButtonElement> create(Document&, SpinButtonOwner&);
     UpDownState upDownState() const { return m_upDownState; }
     virtual void releaseCapture();
     void removeSpinButtonOwner() { m_spinButtonOwner = 0; }
@@ -67,7 +67,7 @@ public:
     void forwardEvent(Event*);
 
 private:
-    SpinButtonElement(Document*, SpinButtonOwner&);
+    SpinButtonElement(Document&, SpinButtonOwner&);
 
     virtual void detach(const AttachContext& = AttachContext()) OVERRIDE;
     virtual bool isSpinButtonElement() const { return true; }