[SPv2] Renaming and refactor about raster invalidation tracking

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 <memory>
 #include "base/memory/ref_counted.h"
 #include "platform/PlatformExport.h"
@@ skipping 63 matching lines @@
   // way of locating the layers of interest, since there are still a slew of
   // placeholder layers required.
   struct ExtraDataForTesting {
     Vector<scoped_refptr<cc::Layer>> content_layers;
   };
   void EnableExtraDataForTesting() { extra_data_for_testing_enabled_ = true; }
   ExtraDataForTesting* GetExtraDataForTesting() const {
     return extra_data_for_testing_.get();
   }
 
-  void SetTracksRasterInvalidations(bool);
   void ResetTrackedRasterInvalidations();
   bool HasTrackedRasterInvalidations() const;
 
   std::unique_ptr<JSONObject> LayersAsJSON(LayerTreeFlags) const;
 
 #ifndef NDEBUG
   void ShowDebugData();
 #endif
 
  private:
@@ skipping 76 matching lines @@
       const PaintArtifact&);
 
   scoped_refptr<cc::Layer> root_layer_;
   std::unique_ptr<WebLayer> web_layer_;
   Vector<std::unique_ptr<ContentLayerClientImpl>> content_layer_clients_;
 
   bool extra_data_for_testing_enabled_ = false;
   std::unique_ptr<ExtraDataForTesting> extra_data_for_testing_;
   friend class StubChromeClientForSPv2;
 
-  bool is_tracking_raster_invalidations_;
   FRIEND_TEST_ALL_PREFIXES(PaintArtifactCompositorTestWithPropertyTrees,
                            ForeignLayerPassesThrough);
   FRIEND_TEST_ALL_PREFIXES(PaintArtifactCompositorTestWithPropertyTrees,
                            MergeSimpleChunks);
   FRIEND_TEST_ALL_PREFIXES(PaintArtifactCompositorTestWithPropertyTrees,
                            Merge2DTransform);
   FRIEND_TEST_ALL_PREFIXES(PaintArtifactCompositorTestWithPropertyTrees,
                            Merge2DTransformDirectAncestor);
   FRIEND_TEST_ALL_PREFIXES(PaintArtifactCompositorTestWithPropertyTrees,
                            MergeTransformOrigin);
@@ skipping 26 matching lines @@
                            PendingLayer);
   FRIEND_TEST_ALL_PREFIXES(PaintArtifactCompositorTestWithPropertyTrees,
                            PendingLayerWithGeometry);
   FRIEND_TEST_ALL_PREFIXES(PaintArtifactCompositorTestWithPropertyTrees,
                            PendingLayerKnownOpaque_DISABLED);
 };
 
 }  // namespace blink
 
 #endif  // PaintArtifactCompositor_h