Implement support for CHROMIUM_path_rendering pseudo extension

src/gpu/gl/builders/GrGLPathProgramBuilder.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 GrGLPathProgramBuilder_DEFINED
 #define GrGLPathProgramBuilder_DEFINED
 
 #include "GrGLProgramBuilder.h"
 
 class GrGLPathProgramBuilder : public GrGLProgramBuilder {
 public:
     GrGLPathProgramBuilder(GrGLGpu* gpu, const DrawArgs& args);
 
     GrGLProgram* createProgram(GrGLuint programID) override;
 
     SeparableVaryingHandle addSeparableVarying(const char* name, GrGLVertToFrag* v,
                                                GrSLPrecision fsPrecision) override;
+    void bindProgramResourceLocations(GrGLuint programID) override;
     void resolveProgramResourceLocations(GrGLuint programID) override;
 
 private:
     typedef GrGLPathProgramDataManager::SeparableVaryingInfo SeparableVaryingInfo;
     typedef GrGLPathProgramDataManager::SeparableVaryingInfoArray SeparableVaryingInfoArray;
 
     SeparableVaryingInfoArray fSeparableVaryingInfos;
 
     typedef GrGLProgramBuilder INHERITED;
 };
 
 #endif