remove 565 effects shaders

src/core/SkPictureShader.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkPictureShader.h"
 
 #include "SkBitmap.h"
@@ skipping 272 matching lines @@
 SkShader::Context::ShadeProc SkPictureShader::PictureShaderContext::asAShadeProc(void** ctx) {
     SkASSERT(fBitmapShaderContext);
     return fBitmapShaderContext->asAShadeProc(ctx);
 }
 
 void SkPictureShader::PictureShaderContext::shadeSpan(int x, int y, SkPMColor dstC[], int count) {
     SkASSERT(fBitmapShaderContext);
     fBitmapShaderContext->shadeSpan(x, y, dstC, count);
 }
 
-void SkPictureShader::PictureShaderContext::shadeSpan16(int x, int y, uint16_t dstC[], int count) {
-    SkASSERT(fBitmapShaderContext);
-    fBitmapShaderContext->shadeSpan16(x, y, dstC, count);
-}
-
 #ifndef SK_IGNORE_TO_STRING
 void SkPictureShader::toString(SkString* str) const {
     static const char* gTileModeName[SkShader::kTileModeCount] = {
         "clamp", "repeat", "mirror"
     };
 
     str->appendf("PictureShader: [%f:%f:%f:%f] ",
                  fPicture->cullRect().fLeft,
                  fPicture->cullRect().fTop,
                  fPicture->cullRect().fRight,
@@ skipping 15 matching lines @@
     if (context) {
         maxTextureSize = context->caps()->maxTextureSize();
     }
     SkAutoTUnref<SkShader> bitmapShader(this->refBitmapShader(viewM, localMatrix, maxTextureSize));
     if (!bitmapShader) {
         return nullptr;
     }
     return bitmapShader->asFragmentProcessor(context, viewM, nullptr, fq);
 }
 #endif