Refactoring: Generalize CachedSVGDocument for non-SVG use.

Source/core/rendering/RenderLayerFilterInfo.cpp

 /*
  * Copyright (C) 2012 Adobe Systems Incorporated. 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.
@@ skipping 13 matching lines @@
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
  * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
  * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  */
 
 #include "config.h"
 
 #include "core/rendering/RenderLayerFilterInfo.h"
 
-#include "core/loader/cache/CachedSVGDocument.h"
+#include "core/loader/cache/CachedDocument.h"
 #include "core/loader/cache/CachedSVGDocumentReference.h"
 #include "core/platform/graphics/filters/custom/CustomFilterOperation.h"
 #include "core/platform/graphics/filters/custom/CustomFilterProgram.h"
 #include "core/rendering/FilterEffectRenderer.h"
 #include "core/rendering/RenderLayer.h"
 #include "core/svg/SVGElement.h"
 #include "core/svg/SVGFilterPrimitiveStandardAttributes.h"
 #include "core/svg/graphics/filters/SVGFilter.h"
 
 namespace WebCore {
@@ skipping 67 matching lines @@
 
 void RenderLayerFilterInfo::updateReferenceFilterClients(const FilterOperations& operations)
 {
     removeReferenceFilterClients();
     for (size_t i = 0; i < operations.size(); ++i) {
         RefPtr<FilterOperation> filterOperation = operations.operations().at(i);
         if (filterOperation->getOperationType() != FilterOperation::REFERENCE)
             continue;
         ReferenceFilterOperation* referenceFilterOperation = static_cast<ReferenceFilterOperation*>(filterOperation.get());
         CachedSVGDocumentReference* documentReference = referenceFilterOperation->cachedSVGDocumentReference();
-        CachedSVGDocument* cachedSVGDocument = documentReference ? documentReference->document() : 0;
+        CachedDocument* cachedSVGDocument = documentReference ? documentReference->document() : 0;
 
         if (cachedSVGDocument) {
             // Reference is external; wait for notifyFinished().
             cachedSVGDocument->addClient(this);
             m_externalSVGReferences.append(cachedSVGDocument);
         } else {
             // Reference is internal; add layer as a client so we can trigger
             // filter repaint on SVG attribute change.
             Element* filter = m_layer->renderer()->node()->document()->getElementById(referenceFilterOperation->fragment());
             if (!filter || !filter->renderer() || !filter->renderer()->isSVGResourceFilter())
@@ skipping 48 matching lines @@
 
 void RenderLayerFilterInfo::removeCustomFilterClients()
 {
     for (size_t i = 0; i < m_cachedCustomFilterPrograms.size(); ++i)
         m_cachedCustomFilterPrograms.at(i)->removeClient(this);
     m_cachedCustomFilterPrograms.clear();
 }
 
 } // namespace WebCore