Removing canvas rendering mode switching feature

third_party/WebKit/Source/modules/canvas2d/BaseRenderingContext2D.h

Index: third_party/WebKit/Source/modules/canvas2d/BaseRenderingContext2D.h
diff --git a/third_party/WebKit/Source/modules/canvas2d/BaseRenderingContext2D.h b/third_party/WebKit/Source/modules/canvas2d/BaseRenderingContext2D.h
index a3f61711a6511679d10f984c616868fe3ede208a..286ac5a6ab0532cd79cb61d3954b5c44a28493ae 100644
--- a/third_party/WebKit/Source/modules/canvas2d/BaseRenderingContext2D.h
+++ b/third_party/WebKit/Source/modules/canvas2d/BaseRenderingContext2D.h
@@ -13,8 +13,8 @@
 #include "modules/canvas2d/CanvasPath.h"
 #include "modules/canvas2d/CanvasRenderingContext2DState.h"
 #include "modules/canvas2d/CanvasStyle.h"
+#include "platform/graphics/CanvasHeuristicParameters.h"
 #include "platform/graphics/ColorBehavior.h"
-#include "platform/graphics/ExpensiveCanvasHeuristicParameters.h"
 #include "platform/graphics/paint/PaintCanvas.h"
 #include "third_party/skia/include/effects/SkComposeImageFilter.h"
 
@@ -352,16 +352,8 @@ class MODULES_EXPORT BaseRenderingContext2D : public GarbageCollectedMixin,
   HeapVector<Member<CanvasRenderingContext2DState>> state_stack_;
   AntiAliasingMode clip_antialiasing_;
 
-  void TrackDrawCall(DrawCallType,
-                     Path2D* path2d = nullptr,
-                     int width = 0,
-                     int height = 0);
-
   mutable UsageCounters usage_counters_;
 
-  float EstimateRenderingCost(
-      ExpensiveCanvasHeuristicParameters::RenderingModeCostIndex) const;
-
   virtual void NeedsFinalizeFrame(){};
 
  private: