Cleanup of shader building system

src/gpu/gl/builders/GrGLFragmentOnlyProgramBuilder.h

-/*
- * Copyright 2014 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef GrGLFragmentOnlyProgramBuilder_DEFINED
-#define GrGLFragmentOnlyProgramBuilder_DEFINED
-
-#include "GrGLProgramBuilder.h"
-
-class GrGLFragmentOnlyProgramBuilder : public GrGLProgramBuilder {
-public:
-    GrGLFragmentOnlyProgramBuilder(GrGpuGL*, const GrOptDrawState&, const GrGLProgramDesc&);
-
-    int addTexCoordSets(int count);
-
-private:
-    virtual void createAndEmitEffects(const GrGeometryStage* geometryProcessor,
-                                      const GrFragmentStage* colorStages[],
-                                      const GrFragmentStage* coverageStages[],
-                                      GrGLSLExpr4* inputColor,
-                                      GrGLSLExpr4* inputCoverage) SK_OVERRIDE;
-
-    GrGLProgramEffects* onCreateAndEmitEffects(const GrFragmentStage* effectStages[],
-                                               int effectCnt,
-                                               const GrGLProgramDesc::EffectKeyProvider&,
-                                                   GrGLSLExpr4* inOutFSColor);
-
-    virtual void emitEffect(const GrProcessorStage& stage,
-                            const GrProcessorKey& key,
-                            const char* outColor,
-                            const char* inColor,
-                            int stageIndex) SK_OVERRIDE;
-
-    /**
-     * Helper for emitEffect(). Allocates texture units from the builder for each transform in an
-     * effect. The transforms all use adjacent texture units. They either use two or three of the
-     * coordinates at a given texture unit, depending on if they need perspective interpolation.
-     * The expressions to access the transformed coords (i.e. 'vec2(gl_TexCoord[0])') as well as the
-     * types are appended to the TransformedCoordsArray* object, which is in turn passed to the
-     * effect's emitCode() function.
-     */
-    void setupPathTexGen(const GrProcessorStage&, GrGLProcessor::TransformedCoordsArray*);
-
-    virtual GrGLProgramEffects* getProgramEffects() SK_OVERRIDE { return fProgramEffects.get(); }
-
-    typedef GrGLProgramDesc::EffectKeyProvider EffectKeyProvider;
-
-    SkAutoTDelete<GrGLPathTexGenProgramEffects> fProgramEffects;
-
-    typedef GrGLProgramBuilder INHERITED;
-};
-
-#endif