Remove GrStagedProcessor, remove the word Stage as it applies to FPs

src/gpu/GrPendingFragmentStage.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 GrPendingFragmentStage_DEFINED
-#define GrPendingFragmentStage_DEFINED
-
-#include "GrStagedProcessor.h"
-#include "GrPendingProgramElement.h"
-
-/**
- * This a baked variant of GrFragmentStage, as recorded in GrPipeline
- */
-class GrPendingFragmentStage : public GrStagedProcessor<GrPendingProgramElement> {
-public:
-    GrPendingFragmentStage(const GrFragmentStage& stage) {
-        INHERITED::fProc.reset(stage.processor());
-    }
-
-private:
-    typedef GrStagedProcessor<GrPendingProgramElement> INHERITED;
-};
-
-#endif