Oilpan: Fix untraced weak members.

Source/core/svg/SVGElementRareData.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/svg/SVGElementRareData.h"
 
 #include "core/css/CSSCursorImageValue.h"
 #include "core/css/resolver/StyleResolver.h"
 #include "core/dom/Document.h"
@@ skipping 19 matching lines @@
         m_overrideComputedStyle = element->document().ensureStyleResolver().styleForElement(element, parentStyle, DisallowStyleSharing, MatchAllRulesExcludingSMIL);
         m_needsOverrideComputedStyleUpdate = false;
     }
     ASSERT(m_overrideComputedStyle);
     return m_overrideComputedStyle.get();
 }
 
 DEFINE_TRACE(SVGElementRareData)
 {
 #if ENABLE(OILPAN)
+    visitor->trace(m_owner);
     visitor->trace(m_outgoingReferences);
     visitor->trace(m_incomingReferences);
+    visitor->trace(m_elementInstances);
+    visitor->trace(m_cursorElement);
+    visitor->trace(m_cursorImageValue);
+    visitor->trace(m_correspondingElement);
     visitor->trace(m_animatedSMILStyleProperties);
-    visitor->trace(m_elementInstances);
-    visitor->trace(m_correspondingElement);
-    visitor->trace(m_owner);
     visitor->template registerWeakMembers<SVGElementRareData, &SVGElementRareData::processWeakMembers>(this);
 #endif
 }
 
 void SVGElementRareData::processWeakMembers(Visitor* visitor)
 {
 #if ENABLE(OILPAN)
         ASSERT(m_owner);
         if (!visitor->isAlive(m_cursorElement))
             m_cursorElement = nullptr;
@@ skipping 13 matching lines @@
 }
 
 AffineTransform* SVGElementRareData::animateMotionTransform()
 {
     if (!m_animateMotionTransform)
         m_animateMotionTransform = adoptPtr(new AffineTransform);
     return m_animateMotionTransform.get();
 }
 
 }