Add more specialized fragment builders

src/gpu/glsl/GrGLSLPrimitiveProcessor.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 "GrGLSLPrimitiveProcessor.h"
 
 #include "GrCoordTransform.h"
@@ skipping 16 matching lines @@
         combined.set(SkMatrix::kMSkewY,
             combined[SkMatrix::kMPersp0] - combined[SkMatrix::kMSkewY]);
         combined.set(SkMatrix::kMScaleY,
             combined[SkMatrix::kMPersp1] - combined[SkMatrix::kMScaleY]);
         combined.set(SkMatrix::kMTransY,
             combined[SkMatrix::kMPersp2] - combined[SkMatrix::kMTransY]);
     }
     return combined;
 }
 
-void GrGLSLPrimitiveProcessor::setupUniformColor(GrGLSLFragmentBuilder* fragBuilder,
+void GrGLSLPrimitiveProcessor::setupUniformColor(GrGLSLPPFragmentBuilder* fragBuilder,
                                                  GrGLSLUniformHandler* uniformHandler,
                                                  const char* outputName,
                                                  UniformHandle* colorUniform) {
     SkASSERT(colorUniform);
     const char* stagedLocalVarName;
     *colorUniform = uniformHandler->addUniform(kFragment_GrShaderFlag,
                                                kVec4f_GrSLType,
                                                kDefault_GrSLPrecision,
                                                "Color",
                                                &stagedLocalVarName);
     fragBuilder->codeAppendf("%s = %s;", outputName, stagedLocalVarName);
 }