Update from https://crrev.com/305340

cc/resources/picture_pile.h

 // Copyright 2012 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 CC_RESOURCES_PICTURE_PILE_H_
 #define CC_RESOURCES_PICTURE_PILE_H_
 
 #include <bitset>
 #include <utility>
+#include <vector>
 
 #include "base/containers/hash_tables.h"
 #include "base/memory/ref_counted.h"
 #include "cc/base/tiling_data.h"
 #include "cc/resources/recording_source.h"
 
 namespace cc {
 class PicturePileImpl;
 
 class CC_EXPORT PicturePile : public RecordingSource {
@@ skipping 79 matching lines @@
   // A hint about whether there are any recordings. This may be a false
   // positive.
   bool has_any_recordings_;
   bool is_solid_color_;
   SkColor solid_color_;
   int pixel_record_distance_;
 
  private:
   friend class PicturePileImpl;
 
+  void CreatePictures(ContentLayerClient* painter,
+                      Picture::RecordingMode recording_mode,
+                      const std::vector<gfx::Rect>& record_rects);
+  void GetInvalidTileRects(const gfx::Rect& interest_rect,
+                           Region* invalidation,
+                           const gfx::Rect& visible_layer_rect,
+                           int frame_number,
+                           std::vector<gfx::Rect>* invalid_tiles);
+  bool ApplyInvalidationAndResize(const gfx::Rect& interest_rect,
+                                  Region* invalidation,
+                                  const gfx::Size& layer_size,
+                                  int frame_number,
+                                  bool can_use_lcd_text_changed);
   void DetermineIfSolidColor();
   void SetBufferPixels(int buffer_pixels);
 
   bool is_suitable_for_gpu_rasterization_;
 
   DISALLOW_COPY_AND_ASSIGN(PicturePile);
 };
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_PICTURE_PILE_H_