Oilpan: Remove most WillBe types from the code base

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

 // Copyright 2016 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 BaseRenderingContext2D_h
 #define BaseRenderingContext2D_h
 
 #include "bindings/core/v8/UnionTypesCore.h"
 #include "bindings/modules/v8/UnionTypesModules.h"
 #include "modules/ModulesExport.h"
 #include "modules/canvas2d/CanvasGradient.h"
 #include "modules/canvas2d/CanvasPathMethods.h"
 #include "modules/canvas2d/CanvasRenderingContext2DState.h"
 #include "modules/canvas2d/CanvasStyle.h"
 #include "third_party/skia/include/core/SkCanvas.h"
 
 namespace blink {
 
 class CanvasImageSource;
 class Color;
 class Image;
 class ImageBuffer;
 class Path2D;
 class SVGMatrixTearOff;
 
 typedef HTMLImageElementOrHTMLVideoElementOrHTMLCanvasElementOrImageBitmap CanvasImageSourceUnion;
 
-class MODULES_EXPORT BaseRenderingContext2D : public WillBeGarbageCollectedMixin, public CanvasPathMethods {
+class MODULES_EXPORT BaseRenderingContext2D : public GarbageCollectedMixin, public CanvasPathMethods {
     WTF_MAKE_NONCOPYABLE(BaseRenderingContext2D);
 public:
     ~BaseRenderingContext2D() override;
 
     void strokeStyle(StringOrCanvasGradientOrCanvasPattern&) const;
     void setStrokeStyle(const StringOrCanvasGradientOrCanvasPattern&);
 
     void fillStyle(StringOrCanvasGradientOrCanvasPattern&) const;
     void setFillStyle(const StringOrCanvasGradientOrCanvasPattern&);
 
@@ skipping 32 matching lines @@
 
     String globalCompositeOperation() const;
     void setGlobalCompositeOperation(const String&);
 
     String filter() const;
     void setFilter(const String&);
 
     void save();
     void restore();
 
-    PassRefPtrWillBeRawPtr<SVGMatrixTearOff> currentTransform() const;
-    void setCurrentTransform(PassRefPtrWillBeRawPtr<SVGMatrixTearOff>);
+    RawPtr<SVGMatrixTearOff> currentTransform() const;
+    void setCurrentTransform(RawPtr<SVGMatrixTearOff>);
 
     void scale(double sx, double sy);
     void rotate(double angleInRadians);
     void translate(double tx, double ty);
     void transform(double m11, double m12, double m21, double m22, double dx, double dy);
     void setTransform(double m11, double m12, double m21, double m22, double dx, double dy);
     void resetTransform();
 
     void beginPath();
 
@@ skipping 78 matching lines @@
 
     void inflateStrokeRect(FloatRect&) const;
 
     enum DrawType {
         ClipFill, // Fill that is already known to cover the current clip
         UntransformedUnclippedFill
     };
 
     void checkOverdraw(const SkRect&, const SkPaint*, CanvasRenderingContext2DState::ImageType, DrawType);
 
-    WillBeHeapVector<OwnPtrWillBeMember<CanvasRenderingContext2DState>> m_stateStack;
+    HeapVector<Member<CanvasRenderingContext2DState>> m_stateStack;
     AntiAliasingMode m_clipAntialiasing;
 
 private:
     void realizeSaves();
 
     bool shouldDrawImageAntialiased(const FloatRect& destRect) const;
 
     void drawPathInternal(const Path&, CanvasRenderingContext2DState::PaintType, SkPath::FillType = SkPath::kWinding_FillType);
     void drawImageInternal(SkCanvas*, CanvasImageSource*, Image*, const FloatRect& srcRect, const FloatRect& dstRect, const SkPaint*);
     void clipInternal(const Path&, const String& windingRuleString);
@@ skipping 90 matching lines @@
     foregroundPaint.setXfermodeMode(SkXfermode::kSrcOver_Mode);
     c->setMatrix(ctm);
     drawFunc(c, &foregroundPaint);
     c->restore();
     c->setMatrix(ctm);
 }
 
 } // namespace blink
 
 #endif // BaseRenderingContext2D_h