Revert of Begin instanced rendering for simple shapes

src/gpu/instanced/InstanceProcessor.h

Index: src/gpu/instanced/InstanceProcessor.h
diff --git a/src/gpu/instanced/InstanceProcessor.h b/src/gpu/instanced/InstanceProcessor.h
deleted file mode 100644
index b0edde95b8262137f4d6cc1f653f0f7d7bc2240c..0000000000000000000000000000000000000000
--- a/src/gpu/instanced/InstanceProcessor.h
+++ /dev/null
@@ -1,63 +0,0 @@
-/*
- * Copyright 2016 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef gr_instanced_InstanceProcessor_DEFINED
-#define gr_instanced_InstanceProcessor_DEFINED
-
-#include "GrBufferAccess.h"
-#include "GrGeometryProcessor.h"
-#include "instanced/InstancedRenderingTypes.h"
-
-namespace gr_instanced {
-
-/**
- * This class provides a GP implementation that uses instanced rendering. Is sends geometry in as
- * basic, pre-baked canonical shapes, and uses instanced vertex attribs to control how these shapes
- * are transformed and drawn. MSAA is accomplished with the sample mask rather than finely
- * tesselated geometry.
- */
-class InstanceProcessor : public GrGeometryProcessor {
-public:
-    static bool IsSupported(const GrGLSLCaps&, const GrCaps&, AntialiasMode* lastSupportedAAMode);
-
-    InstanceProcessor(BatchInfo, GrBuffer* paramsBuffer);
-
-    const char* name() const override { return "Instance Processor"; }
-    BatchInfo batchInfo() const { return fBatchInfo; }
-
-    void getGLSLProcessorKey(const GrGLSLCaps&, GrProcessorKeyBuilder* b) const override {
-        b->add32(fBatchInfo.fData);
-    }
-    GrGLSLPrimitiveProcessor* createGLSLInstance(const GrGLSLCaps&) const override;
-
-    /**
-     * Returns a buffer of ShapeVertex that defines the canonical instanced geometry.
-     */
-    static const GrBuffer* SK_WARN_UNUSED_RESULT FindOrCreateVertexBuffer(GrGpu*);
-
-    /**
-     * Returns a buffer of 8-bit indices for the canonical instanced geometry. The client can call
-     * GetIndexRangeForXXX to know which indices to use for a specific shape.
-     */
-    static const GrBuffer* SK_WARN_UNUSED_RESULT FindOrCreateIndex8Buffer(GrGpu*);
-
-    static IndexRange GetIndexRangeForRect(AntialiasMode);
-    static IndexRange GetIndexRangeForOval(AntialiasMode, const SkRect& devBounds);
-    static IndexRange GetIndexRangeForRRect(AntialiasMode);
-
-    static const char* GetNameOfIndexRange(IndexRange);
-
-private:
-    const BatchInfo   fBatchInfo;
-    GrBufferAccess    fParamsAccess;
-
-    typedef GrGeometryProcessor INHERITED;
-};
-
-}
-
-#endif