remove unused SkRasterizer

Bug: skia:7500
Change-Id: Iaa683cf8f0b18887cce4ec676631d1e1efee1712
Reviewed-on: https://skia-review.googlesource.com/97400
Reviewed-by: Florin Malita <fmalita@chromium.org>
Commit-Queue: Mike Reed <reed@google.com>
diff --git a/src/core/SkPictureFlat.cpp b/src/core/SkPictureFlat.cpp
index 6078cb6..2895978 100644
--- a/src/core/SkPictureFlat.cpp
+++ b/src/core/SkPictureFlat.cpp
@@ -4,13 +4,12 @@
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
-#include "SkPictureFlat.h"
 
+#include "SkPictureFlat.h"
 #include "SkChecksum.h"
 #include "SkColorFilter.h"
 #include "SkDrawLooper.h"
 #include "SkMaskFilter.h"
-#include "SkRasterizer.h"
 #include "SkShader.h"
 #include "SkTypeface.h"