Add SVGResources helper for resource-bounds invalidation

third_party/WebKit/Source/core/layout/svg/SVGResources.cpp

 /*
  * Copyright (C) Research In Motion Limited 2010. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 305 matching lines @@
     if (LayoutSVGResourcePaintServer* fill = m_fillStrokeData->fill)
       fill->layoutIfNeeded();
     if (LayoutSVGResourcePaintServer* stroke = m_fillStrokeData->stroke)
       stroke->layoutIfNeeded();
   }
 
   if (m_linkedResource)
     m_linkedResource->layoutIfNeeded();
 }
 
+void SVGResources::removeClientFromCacheAffectingObjectBounds(
+    LayoutObject* object,
+    bool markForInvalidation) const {
+  if (!m_clipperFilterMaskerData)
+    return;
+  if (LayoutSVGResourceClipper* clipper = m_clipperFilterMaskerData->clipper)
+    clipper->removeClientFromCache(object, markForInvalidation);
+  if (LayoutSVGResourceFilter* filter = m_clipperFilterMaskerData->filter)
+    filter->removeClientFromCache(object, markForInvalidation);
+  if (LayoutSVGResourceMasker* masker = m_clipperFilterMaskerData->masker)
+    masker->removeClientFromCache(object, markForInvalidation);
+}
+
 void SVGResources::removeClientFromCache(LayoutObject* object,
                                          bool markForInvalidation) const {
   if (!hasResourceData())
     return;
 
   if (m_linkedResource) {
     ASSERT(!m_clipperFilterMaskerData);
     ASSERT(!m_markerData);
     ASSERT(!m_fillStrokeData);
     m_linkedResource->removeClientFromCache(object, markForInvalidation);
     return;
   }
 
-  if (m_clipperFilterMaskerData) {
-    if (m_clipperFilterMaskerData->clipper)
-      m_clipperFilterMaskerData->clipper->removeClientFromCache(
-          object, markForInvalidation);
-    if (m_clipperFilterMaskerData->filter)
-      m_clipperFilterMaskerData->filter->removeClientFromCache(
-          object, markForInvalidation);
-    if (m_clipperFilterMaskerData->masker)
-      m_clipperFilterMaskerData->masker->removeClientFromCache(
-          object, markForInvalidation);
-  }
+  removeClientFromCacheAffectingObjectBounds(object, markForInvalidation);
 
   if (m_markerData) {
     if (m_markerData->markerStart)
       m_markerData->markerStart->removeClientFromCache(object,
                                                        markForInvalidation);
     if (m_markerData->markerMid)
       m_markerData->markerMid->removeClientFromCache(object,
                                                      markForInvalidation);
     if (m_markerData->markerEnd)
       m_markerData->markerEnd->removeClientFromCache(object,
@@ skipping 313 matching lines @@
               stroke->element());
   }
 
   if (m_linkedResource)
     fprintf(stderr, " |-> xlink:href : %p (node=%p)\n", m_linkedResource,
             m_linkedResource->element());
 }
 #endif
 
 }  // namespace blink