Client side display item cache flag

third_party/WebKit/Source/platform/graphics/GraphicsLayer.h

Index: third_party/WebKit/Source/platform/graphics/GraphicsLayer.h
diff --git a/third_party/WebKit/Source/platform/graphics/GraphicsLayer.h b/third_party/WebKit/Source/platform/graphics/GraphicsLayer.h
index 1e712463aa512ee666e9bfcb637bcfd3254ab1e7..e5b09d40f45ea066b544572e0019cfd2dffbda4f 100644
--- a/third_party/WebKit/Source/platform/graphics/GraphicsLayer.h
+++ b/third_party/WebKit/Source/platform/graphics/GraphicsLayer.h
@@ -251,6 +251,8 @@ public:
     String debugName() const final { return m_client->debugName(this); }
     LayoutRect visualRect() const override;
 
+    void setCanUseClientCacheStatus(bool);
+
 protected:
     String debugName(cc::Layer*) const;
     bool shouldFlattenTransform() const { return m_shouldFlattenTransform; }
@@ -261,6 +263,8 @@ protected:
     friend class PaintControllerPaintTestBase;
 
 private:
+    DISPLAY_ITEM_CACHE_STATUS_UNCACHEABLE_IMPLEMENTATION
+
     // Returns true if PaintController::paintArtifact() changed and needs commit.
     bool paintWithoutCommit(const IntRect* interestRect, GraphicsContext::DisabledMode = GraphicsContext::NothingDisabled);