Port SkBlitRow::Color32 to SkOpts.

include/core/SkBlitRow.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 SkBlitRow_DEFINED
 #define SkBlitRow_DEFINED
 
@@ skipping 64 matching lines @@
         platform-specific function-ptr to be used in place of the
         system default.
      */
 
     static Proc32 PlatformProcs32(unsigned flags);
 
     static Proc16 PlatformFactory565(unsigned flags);
     static ColorProc16 PlatformColorFactory565(unsigned flags);
 
 private:
-    typedef void (*Color32Proc)(SkPMColor[], const SkPMColor[], int, SkPMColor);
-    static Color32Proc PlatformColor32Proc();
-
     enum {
         kFlags16_Mask = 7,
         kFlags32_Mask = 3
     };
 };
 
 #endif