Remove non-layer-list codepath from PaintArtifactCompositor

third_party/WebKit/Source/platform/graphics/compositing/PaintArtifactCompositor.h

 // Copyright 2015 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.
 
 #ifndef PaintArtifactCompositor_h
 #define PaintArtifactCompositor_h
 
 #include "base/memory/ref_counted.h"
 #include "platform/PlatformExport.h"
 #include "wtf/Noncopyable.h"
@@ skipping 44 matching lines @@
     // placeholder layers required.
     struct ExtraDataForTesting {
         Vector<scoped_refptr<cc::Layer>> contentLayers;
     };
     void enableExtraDataForTesting() { m_extraDataForTestingEnabled = true; }
     ExtraDataForTesting* getExtraDataForTesting() const { return m_extraDataForTesting.get(); }
 
 private:
     class ContentLayerClientImpl;
 
-    void updateInLayerListMode(const PaintArtifact&);
-
     // Builds a leaf layer that represents a single paint chunk.
     // Note: cc::Layer API assumes the layer bounds to start at (0, 0) but the bounding box of
     // a paint chunk does not necessarily start at (0, 0) and could even be negative. Internally
     // the generated layer translates the paint chunk to align the bounding box to (0, 0) and
     // return the actual origin of the paint chunk in output parameter layerOffset.
     scoped_refptr<cc::Layer> layerForPaintChunk(const PaintArtifact&, const PaintChunk&, gfx::Vector2dF& layerOffset);
 
     scoped_refptr<cc::Layer> m_rootLayer;
     std::unique_ptr<WebLayer> m_webLayer;
     Vector<std::unique_ptr<ContentLayerClientImpl>> m_contentLayerClients;
 
     bool m_extraDataForTestingEnabled = false;
     std::unique_ptr<ExtraDataForTesting> m_extraDataForTesting;
 };
 
 } // namespace blink
 
 #endif // PaintArtifactCompositor_h