Revert of added support for PLS path rendering

src/gpu/glsl/GrGLSLProgramBuilder.h

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrGLSLProgramBuilder_DEFINED
 #define GrGLSLProgramBuilder_DEFINED
 
@@ skipping 113 matching lines @@
                                 GrGLSLExpr4* outputColor,
                                 GrGLSLExpr4* outputCoverage);
     void emitAndInstallFragProcs(int procOffset, int numProcs, GrGLSLExpr4* inOut);
     void emitAndInstallFragProc(const GrFragmentProcessor&,
                                 int index,
                                 const GrGLSLExpr4& input,
                                 GrGLSLExpr4* output);
     void emitAndInstallXferProc(const GrXferProcessor&,
                                 const GrGLSLExpr4& colorIn,
                                 const GrGLSLExpr4& coverageIn,
-                                bool ignoresCoverage,
-                                GrPixelLocalStorageState plsState);
+                                bool ignoresCoverage);
     void emitFSOutputSwizzle(bool hasSecondaryOutput);
 
     void verify(const GrPrimitiveProcessor&);
     void verify(const GrXferProcessor&);
     void verify(const GrFragmentProcessor&);
 
     virtual void emitSamplers(const GrProcessor& processor,
                               GrGLSLTextureSampler::TextureSamplerArray* outSamplers) = 0;
 
     GrGLSLPrimitiveProcessor::TransformsIn  fCoordTransforms;
     GrGLSLPrimitiveProcessor::TransformsOut fOutCoords;
 };
 
 #endif