Revert "Add a requiresVertexShader method to GrGLEffect"

src/gpu/gl/GrGLProgram.h

Index: src/gpu/gl/GrGLProgram.h
diff --git a/src/gpu/gl/GrGLProgram.h b/src/gpu/gl/GrGLProgram.h
index b18b8ae31ddb6e8339eb9ae724e07cf6bbb59832..09f7668be2e38dd67bb1d3d19fde6b4577d3d1de 100644
--- a/src/gpu/gl/GrGLProgram.h
+++ b/src/gpu/gl/GrGLProgram.h
@@ -178,14 +178,6 @@ private:
 
     void genGeometryShader(GrGLShaderBuilder::VertexBuilder* vertexBuilder) const;
 
-    // Creates a set of GrGLEffects and GrGLDrawEffects.
-    void buildGLEffects(SkTArray<EffectAndSamplers> GrGLProgram::* effectSet,
-                        const GrEffectStage* stages[],
-                        int count,
-                        bool hasExplicitLocalCoords,
-                        SkTArray<GrDrawEffect>* drawEffects,
-                        bool* hasVertexShaderEffects);
-
     // Creates a GL program ID, binds shader attributes to GL vertex attrs, and links the program
     bool bindOutputsAttribsAndLinkProgram(const GrGLShaderBuilder& builder,
                                           bool bindColorOut,