Remove SkCanvas::isDrawingToLayer

src/core/SkPictureRecord.h

Index: src/core/SkPictureRecord.h
diff --git a/src/core/SkPictureRecord.h b/src/core/SkPictureRecord.h
index facf30d7487bcd34a1d61d314d577ab5729b638b..d1a9e922e5d178b46a7d37fea1cbd4b7e3a9c967 100644
--- a/src/core/SkPictureRecord.h
+++ b/src/core/SkPictureRecord.h
@@ -54,7 +54,6 @@ public:
     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;
@@ -102,10 +101,6 @@ private:
     void fillRestoreOffsetPlaceholdersForCurrentStackLevel(uint32_t restoreOffset);
 
     SkTDArray<int32_t> fRestoreOffsetStack;
-    int fFirstSavedLayerIndex;
-    enum {
-        kNoSavedLayerIndex = -1
-    };
 
     SkTDArray<uint32_t> fCullOffsetStack;