Oilpan: move SVG property hierarchy to the heap.

Source/core/css/resolver/StyleResourceLoader.cpp

Index: Source/core/css/resolver/StyleResourceLoader.cpp
diff --git a/Source/core/css/resolver/StyleResourceLoader.cpp b/Source/core/css/resolver/StyleResourceLoader.cpp
index 16ee44d79b401ae09a9e5c0356d29444ff893a19..71ea888de42142040a3e81efef4d2a12c4c84a66 100644
--- a/Source/core/css/resolver/StyleResourceLoader.cpp
+++ b/Source/core/css/resolver/StyleResourceLoader.cpp
@@ -50,9 +50,9 @@ void StyleResourceLoader::loadPendingSVGDocuments(RenderStyle* renderStyle, Elem
     if (!renderStyle->hasFilter() || elementStyleResources.pendingSVGDocuments().isEmpty())
         return;
 
-    Vector<RefPtr<FilterOperation> >& filterOperations = renderStyle->mutableFilter().operations();
+    FilterOperations::FilterOperationVector& filterOperations = renderStyle->mutableFilter().operations();
     for (unsigned i = 0; i < filterOperations.size(); ++i) {
-        RefPtr<FilterOperation> filterOperation = filterOperations.at(i);
+        RefPtrWillBeRawPtr<FilterOperation> filterOperation = filterOperations.at(i);
         if (filterOperation->type() == FilterOperation::REFERENCE) {
             ReferenceFilterOperation* referenceFilter = toReferenceFilterOperation(filterOperation.get());