Remove SkCanvas::isDrawingToLayer

src/core/SkPictureRecord.h

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkPictureRecord_DEFINED
 #define SkPictureRecord_DEFINED
 
@@ skipping 36 matching lines @@
                             const SkPaint*) SK_OVERRIDE;
     virtual void drawVertices(VertexMode, int vertexCount,
                           const SkPoint vertices[], const SkPoint texs[],
                           const SkColor colors[], SkXfermode*,
                           const uint16_t indices[], int indexCount,
                               const SkPaint&) SK_OVERRIDE;
     virtual void drawData(const void*, size_t) SK_OVERRIDE;
     virtual void beginCommentGroup(const char* description) SK_OVERRIDE;
     virtual void addComment(const char* kywd, const char* value) SK_OVERRIDE;
     virtual void endCommentGroup() SK_OVERRIDE;
-    virtual bool isDrawingToLayer() const SK_OVERRIDE;
 
     const SkTDArray<const SkPicture* >& getPictureRefs() const {
         return fPictureRefs;
     }
 
     const SkTDArray<const SkTextBlob* >& getTextBlobRefs() const {
         return fTextBlobRefs;
     }
 
     SkData* opData(bool deepCopy) const {
@@ skipping 172 matching lines @@
 
     uint32_t fRecordFlags;
     int      fInitialSaveCount;
 
     friend class SkPictureData;   // for SkPictureData's SkPictureRecord-based constructor
 
     typedef SkCanvas INHERITED;
 };
 
 #endif