Use an SVGElementProxy in ReferenceClipPathOperation

third_party/WebKit/Source/core/paint/PaintLayerFilterInfo.cpp

Index: third_party/WebKit/Source/core/paint/PaintLayerFilterInfo.cpp
diff --git a/third_party/WebKit/Source/core/paint/PaintLayerFilterInfo.cpp b/third_party/WebKit/Source/core/paint/PaintLayerFilterInfo.cpp
deleted file mode 100644
index d34a1825a7f7ea06a842c17ba4bf820070e4d4e3..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/core/paint/PaintLayerFilterInfo.cpp
+++ /dev/null
@@ -1,79 +0,0 @@
-/*
- * 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.
- * 2. Redistributions in binary form must reproduce the above
- *    copyright notice, this list of conditions and the following
- *    disclaimer in the documentation and/or other materials
- *    provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
- * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * 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 "core/paint/PaintLayerFilterInfo.h"
-
-#include "core/paint/PaintLayer.h"
-#include "platform/graphics/filters/FilterEffect.h"
-
-namespace blink {
-
-PaintLayerFilterInfo::PaintLayerFilterInfo(PaintLayer* layer)
-    : m_layer(layer) {}
-
-PaintLayerFilterInfo::~PaintLayerFilterInfo() {
-  DCHECK(!m_layer);
-}
-
-TreeScope* PaintLayerFilterInfo::treeScope() {
-  DCHECK(m_layer);
-  Node* node = m_layer->layoutObject()->node();
-  return node ? &node->treeScope() : nullptr;
-}
-
-void PaintLayerFilterInfo::resourceContentChanged() {
-  DCHECK(m_layer);
-  m_layer->layoutObject()->setShouldDoFullPaintInvalidation();
-  invalidateFilterChain();
-}
-
-void PaintLayerFilterInfo::resourceElementChanged() {
-  DCHECK(m_layer);
-  m_layer->layoutObject()->setShouldDoFullPaintInvalidation();
-  invalidateFilterChain();
-}
-
-void PaintLayerFilterInfo::setLastEffect(FilterEffect* lastEffect) {
-  m_lastEffect = lastEffect;
-}
-
-FilterEffect* PaintLayerFilterInfo::lastEffect() const {
-  return m_lastEffect;
-}
-
-void PaintLayerFilterInfo::invalidateFilterChain() {
-  m_lastEffect = nullptr;
-}
-
-DEFINE_TRACE(PaintLayerFilterInfo) {
-  visitor->trace(m_lastEffect);
-  SVGResourceClient::trace(visitor);
-}
-
-}  // namespace blink