Revert of Cleanup of shader building system

src/gpu/gl/builders/GrGLFragmentOnlyProgramBuilder.h

Index: src/gpu/gl/builders/GrGLFragmentOnlyProgramBuilder.h
diff --git a/src/gpu/gl/builders/GrGLFragmentOnlyProgramBuilder.h b/src/gpu/gl/builders/GrGLFragmentOnlyProgramBuilder.h
new file mode 100644
index 0000000000000000000000000000000000000000..06c15fdfe141b26d65dfa202d18473d772ddc1d5
--- /dev/null
+++ b/src/gpu/gl/builders/GrGLFragmentOnlyProgramBuilder.h
@@ -0,0 +1,56 @@
+/*
+ * 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