Revert of GrBatchPrototype

src/gpu/GrBatchTarget.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 GrBatchBuffer_DEFINED
-#define GrBatchBuffer_DEFINED
-
-#include "GrPendingProgramElement.h"
-#include "GrGpu.h"
-#include "GrTRecorder.h"
-
-/*
- * GrBatch instances use this object to allocate space for their geometry and to issue the draws
- * that render their batch.
- */
-
-class GrBatchTarget : public SkNoncopyable {
-public:
-    GrBatchTarget(GrGpu* gpu,
-                  GrVertexBufferAllocPool* vpool,
-                  GrIndexBufferAllocPool* ipool)
-        : fGpu(gpu)
-        , fVertexPool(vpool)
-        , fIndexPool(ipool)
-        , fFlushBuffer(kFlushBufferInitialSizeInBytes) {}
-
-    typedef GrDrawTarget::DrawInfo DrawInfo;
-    void initDraw(const GrPrimitiveProcessor* primProc, const GrPipeline* pipeline) {
-        GrNEW_APPEND_TO_RECORDER(fFlushBuffer, BufferedFlush, (primProc, pipeline));
-    }
-
-    void draw(const GrDrawTarget::DrawInfo& draw) {
-        fFlushBuffer.back().fDraws.push_back(draw);
-    }
-    void flush();
-
-    // TODO This goes away when everything uses batch
-    GrBatchTracker* currentBatchTracker() {
-        SkASSERT(!fFlushBuffer.empty());
-        return &fFlushBuffer.back().fBatchTracker;
-    }
-
-    GrVertexBufferAllocPool* vertexPool() { return fVertexPool; }
-    GrIndexBufferAllocPool* indexPool() { return fIndexPool; }
-
-private:
-    GrGpu* fGpu;
-    GrVertexBufferAllocPool* fVertexPool;
-    GrIndexBufferAllocPool* fIndexPool;
-
-    typedef void* TBufferAlign; // This wouldn't be enough align if a command used long double.
-
-    struct BufferedFlush {
-        BufferedFlush(const GrPrimitiveProcessor* primProc, const GrPipeline* pipeline)
-            : fPrimitiveProcessor(primProc)
-            , fPipeline(pipeline)
-            , fDraws(kDrawRecorderInitialSizeInBytes) {}
-        typedef GrPendingProgramElement<const GrPrimitiveProcessor> ProgramPrimitiveProcessor;
-        ProgramPrimitiveProcessor fPrimitiveProcessor;
-        const GrPipeline* fPipeline;
-        GrBatchTracker fBatchTracker;
-        SkSTArray<4, DrawInfo, true> fDraws;
-    };
-
-    enum {
-        kFlushBufferInitialSizeInBytes = 8 * sizeof(BufferedFlush),
-        kDrawRecorderInitialSizeInBytes = 8 * sizeof(DrawInfo),
-    };
-
-    typedef GrTRecorder<BufferedFlush, TBufferAlign> FlushBuffer;
-
-    FlushBuffer fFlushBuffer;
-};
-
-#endif