Remove legacy picture recording

src/core/SkQuadTreePicture.h

Index: src/core/SkQuadTreePicture.h
diff --git a/src/core/SkQuadTreePicture.h b/src/core/SkQuadTreePicture.h
deleted file mode 100644
index 5ebbef93cb20be08ec95cb163e2b631c4d48a4b2..0000000000000000000000000000000000000000
--- a/src/core/SkQuadTreePicture.h
+++ /dev/null
@@ -1,50 +0,0 @@
-/*
- * 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 SkQuadTreePicture_DEFINED
-#define SkQuadTreePicture_DEFINED
-
-#ifdef SK_SUPPORT_LEGACY_PICTURE_HEADERS
-#include "SkBBHFactory.h"
-#endif
-
-#ifdef SK_SUPPORT_LEGACY_DERIVED_PICTURE_CLASSES
-
-#include "SkPicture.h"
-#include "SkRect.h"
-
-/**
- * Subclass of SkPicture that creates an SkQuadGrid
- * structure. The quad tree has generally faster
- * tree creation time, but slightly slower query times, as compared to
- * R-Tree, so some cases may be faster and some cases slower.
- */
-class SK_API SkQuadTreePicture : public SkPicture {
-public:
-    SkQuadTreePicture(const SkIRect& bounds) : fBounds(bounds) {}
-    virtual SkBBoxHierarchy* createBBoxHierarchy() const SK_OVERRIDE;
-private:
-    SkIRect fBounds;
-
-    typedef SkPicture INHERITED;
-};
-
-class SkQuadTreePictureFactory : public SkPictureFactory {
-public:
-    SkQuadTreePictureFactory() {}
-
-    virtual SkPicture* create(int width, int height) SK_OVERRIDE {
-        return SkNEW_ARGS(SkQuadTreePicture, (SkIRect::MakeWH(width, height)));
-    }
-
-private:
-    typedef SkPictureFactory INHERITED;
-};
-
-#endif
-
-#endif