Add more specialized fragment builders

src/effects/SkMorphologyImageFilter.cpp

 /*
  * Copyright 2012 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 "SkMorphologyImageFilter.h"
 #include "SkBitmap.h"
 #include "SkColorPriv.h"
@@ skipping 263 matching lines @@
     GrGLSLUniformHandler* uniformHandler = args.fUniformHandler;
     fPixelSizeUni = uniformHandler->addUniform(kFragment_GrShaderFlag,
                                                kFloat_GrSLType, kDefault_GrSLPrecision,
                                                "PixelSize");
     const char* pixelSizeInc = uniformHandler->getUniformCStr(fPixelSizeUni);
     fRangeUni = uniformHandler->addUniform(kFragment_GrShaderFlag,
                                            kVec2f_GrSLType, kDefault_GrSLPrecision,
                                            "Range");
     const char* range = uniformHandler->getUniformCStr(fRangeUni);
 
-    GrGLSLFragmentBuilder* fragBuilder = args.fFragBuilder;
+    GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder;
     SkString coords2D = fragBuilder->ensureFSCoords2D(args.fCoords, 0);
     const char* func;
     switch (me.type()) {
         case GrMorphologyEffect::kErode_MorphologyType:
             fragBuilder->codeAppendf("\t\t%s = vec4(1, 1, 1, 1);\n", args.fOutputColor);
             func = "min";
             break;
         case GrMorphologyEffect::kDilate_MorphologyType:
             fragBuilder->codeAppendf("\t\t%s = vec4(0, 0, 0, 0);\n", args.fOutputColor);
             func = "max";
@@ skipping 356 matching lines @@
     return this->filterImageGPUGeneric(true, proxy, src, ctx, result, offset);
 }
 
 bool SkErodeImageFilter::filterImageGPUDeprecated(Proxy* proxy, const SkBitmap& src,
                                                   const Context& ctx,
                                                   SkBitmap* result, SkIPoint* offset) const {
     return this->filterImageGPUGeneric(false, proxy, src, ctx, result, offset);
 }
 
 #endif