rename blitrow::proc and add (uncalled) hook for colorproc16

src/core/SkSpriteBlitter_RGB16.cpp

 
 /*
  * 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.
  */
 
 
 #include "SkSpriteBlitter.h"
@@ skipping 260 matching lines @@
 
         if (paint.getAlpha() < 0xFF) {
             flags |= SkBlitRow::kGlobalAlpha_Flag;
         }
         if (!fSource->isOpaque()) {
             flags |= SkBlitRow::kSrcPixelAlpha_Flag;
         }
         if (paint.isDither()) {
             flags |= SkBlitRow::kDither_Flag;
         }
-        fProc = SkBlitRow::Factory(flags, kRGB_565_SkColorType);
+        fProc = SkBlitRow::Factory16(flags);
     }
 
     void blitRect(int x, int y, int width, int height) SK_OVERRIDE {
         uint16_t* SK_RESTRICT dst = fDevice->getAddr16(x, y);
         const SkPMColor* SK_RESTRICT src = fSource->getAddr32(x - fLeft,
                                                               y - fTop);
         size_t dstRB = fDevice->rowBytes();
         size_t srcRB = fSource->rowBytes();
-        SkBlitRow::Proc proc = fProc;
+        SkBlitRow::Proc16 proc = fProc;
         U8CPU alpha = fPaint->getAlpha();
 
         while (--height >= 0) {
             proc(dst, src, width, alpha, x, y);
             y += 1;
             dst = (uint16_t* SK_RESTRICT)((char*)dst + dstRB);
             src = (const SkPMColor* SK_RESTRICT)((const char*)src + srcRB);
         }
     }
 
 private:
-    SkBlitRow::Proc fProc;
+    SkBlitRow::Proc16 fProc;
 
     typedef SkSpriteBlitter INHERITED;
 };
 
 ///////////////////////////////////////////////////////////////////////////////
 
 SkSpriteBlitter* SkSpriteBlitter::ChooseD16(const SkBitmap& source, const SkPaint& paint,
         SkTBlitterAllocator* allocator) {
 
     SkASSERT(allocator != NULL);
@@ skipping 58 matching lines @@
                 } else {
                     blitter = allocator->createT<Sprite_D16_SIndex8A_Blend>(source, alpha);
                 }
             }
             break;
         default:
             break;
     }
     return blitter;
 }