Update from https://crrev.com/315085

skia/ext/vector_canvas.h

Index: skia/ext/vector_canvas.h
diff --git a/skia/ext/vector_canvas.h b/skia/ext/vector_canvas.h
deleted file mode 100644
index 673becc8bf215fcdde0ead8cfa6c2a640c2e1496..0000000000000000000000000000000000000000
--- a/skia/ext/vector_canvas.h
+++ /dev/null
@@ -1,22 +0,0 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef SKIA_EXT_VECTOR_CANVAS_H_
-#define SKIA_EXT_VECTOR_CANVAS_H_
-
-#include "base/compiler_specific.h"
-#include "skia/ext/platform_canvas.h"
-
-// This was a specialization of PlatformCanvas, but all necessary functionality
-// has been subsumed by just SkCanvas and a specialized device (PDF or EMF).
-// Future evolution goal is to replace this notion (canvas+device) with
-// an updated version of SkDocument, which will have explicit APIs for margins.
-// At that point, this class (and header) will be removed entirely.
-
-namespace skia {
-    typedef PlatformCanvas VectorCanvas;
-}  // namespace skia
-
-#endif  // SKIA_EXT_VECTOR_CANVAS_H_
-