Make OffscreenCanvasRenderingContext2D renderable on a worker

third_party/WebKit/Source/modules/canvas2d/CanvasRenderingContext2DState.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 CanvasRenderingContext2DState_h
 #define CanvasRenderingContext2DState_h
 
 #include "core/css/CSSFontSelectorClient.h"
 #include "modules/canvas2d/ClipList.h"
 #include "platform/fonts/Font.h"
 #include "platform/transforms/AffineTransform.h"
 #include "wtf/Vector.h"
 
 namespace blink {
 
-class CanvasRenderingContext2D;
+class BaseRenderingContext2D;
 class CanvasStyle;
 class CSSValue;
 class Element;
 
 class CanvasRenderingContext2DState final : public NoBaseWillBeGarbageCollectedFinalized<CanvasRenderingContext2DState>, public CSSFontSelectorClient {
     WTF_MAKE_NONCOPYABLE(CanvasRenderingContext2DState);
     WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(CanvasRenderingContext2DState);
     USING_FAST_MALLOC_WILL_BE_REMOVED(CanvasRenderingContext2DState);
 public:
     static PassOwnPtrWillBeRawPtr<CanvasRenderingContext2DState> create()
@@ skipping 52 matching lines @@
 
     void setFont(const Font&, CSSFontSelector*);
     const Font& font() const;
     bool hasRealizedFont() const { return m_realizedFont; }
     void setUnparsedFont(const String& font) { m_unparsedFont = font; }
     const String& unparsedFont() const { return m_unparsedFont; }
 
     void setFilter(PassRefPtrWillBeRawPtr<CSSValue>);
     void setUnparsedFilter(const String& filterString) { m_unparsedFilter = filterString; }
     const String& unparsedFilter() const { return m_unparsedFilter; }
-    SkImageFilter* getFilter(Element*, const Font&, IntSize canvasSize, CanvasRenderingContext2D*) const;
-    bool hasFilter(Element*, const Font&, IntSize canvasSize, CanvasRenderingContext2D*) const;
+    SkImageFilter* getFilter(Element*, const Font*, IntSize canvasSize, BaseRenderingContext2D*) const;
+    bool hasFilter(Element*, const Font*, IntSize canvasSize, BaseRenderingContext2D*) const;
     void clearResolvedFilter() const;
 
     void setStrokeStyle(CanvasStyle*);
     CanvasStyle* strokeStyle() const { return m_strokeStyle.get(); }
 
     void setFillStyle(CanvasStyle*);
     CanvasStyle* fillStyle() const { return m_fillStyle.get(); }
 
     CanvasStyle* style(PaintType) const;
 
@@ skipping 125 matching lines @@
 
     bool m_imageSmoothingEnabled;
     SkFilterQuality m_imageSmoothingQuality;
 
     ClipList m_clipList;
 };
 
 } // namespace blink
 
 #endif