Initial error handling code

include/core/SkXfermode.h

 
 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkXfermode_DEFINED
@@ skipping 201 matching lines @@
      *  is NULL, and if so, treats it as kSrcOver_Mode.
      */
     static bool AsNewEffectOrCoeff(SkXfermode*,
                                    GrContext*,
                                    GrEffectRef** effect,
                                    Coeff* src,
                                    Coeff* dst,
                                    GrTexture* background = NULL);
 
     SkDEVCODE(virtual void toString(SkString* str) const = 0;)
-    SK_DECLARE_FLATTENABLE_REGISTRAR_GROUP()
+    SK_DECLARE_FLATTENABLE_GROUP_TYPE(SkXfermode)
 protected:
     SkXfermode(SkFlattenableReadBuffer& rb) : SkFlattenable(rb) {}
 
     /** The default implementation of xfer32/xfer16/xferA8 in turn call this
         method, 1 color at a time (upscaled to a SkPMColor). The default
         implmentation of this method just returns dst. If performance is
         important, your subclass should override xfer32/xfer16/xferA8 directly.
 
         This method will not be called directly by the client, so it need not
         be implemented if your subclass has overridden xfer32/xfer16/xferA8
@@ skipping 20 matching lines @@
 
     // overrides from SkXfermode
     virtual void xfer32(SkPMColor dst[], const SkPMColor src[], int count,
                         const SkAlpha aa[]) const SK_OVERRIDE;
     virtual void xfer16(uint16_t dst[], const SkPMColor src[], int count,
                         const SkAlpha aa[]) const SK_OVERRIDE;
     virtual void xferA8(SkAlpha dst[], const SkPMColor src[], int count,
                         const SkAlpha aa[]) const SK_OVERRIDE;
 
     SK_DEVELOPER_TO_STRING()
-    SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkProcXfermode)
+    SK_DECLARE_FLATTENABLE_BASE_SERIALIZABLE_TYPE(SkProcXfermode)

[reed1, 2013/10/03 08:41:09]

What does base_serializable_type mean? My first guess was that this would mean
"what base class am I derived from", which would be xfermode in this case. 

 
 protected:
     SkProcXfermode(SkFlattenableReadBuffer&);
     virtual void flatten(SkFlattenableWriteBuffer&) const SK_OVERRIDE;
 
     // allow subclasses to update this after we unflatten
     void setProc(SkXfermodeProc proc) {
         fProc = proc;
     }
 
 private:
     SkXfermodeProc  fProc;
 
     typedef SkXfermode INHERITED;
 };
 
 #endif