Update from https://crrev.com/307664

skia/ext/bitmap_platform_device_mac.h

 // Copyright (c) 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 SKIA_EXT_BITMAP_PLATFORM_DEVICE_MAC_H_
 #define SKIA_EXT_BITMAP_PLATFORM_DEVICE_MAC_H_
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "skia/ext/platform_device.h"
@@ skipping 29 matching lines @@
   // Creates a context for |data| and calls Create.
   // If |data| is NULL, then the bitmap backing store is not initialized.
   static BitmapPlatformDevice* CreateWithData(uint8_t* data,
                                               int width, int height,
                                               bool is_opaque);
 
   ~BitmapPlatformDevice() override;
 
   // PlatformDevice overrides
   CGContextRef GetBitmapContext() override;
-  void DrawToNativeContext(CGContextRef context,
-                           int x,
-                           int y,
-                           const CGRect* src_rect) override;
 
   // SkBaseDevice overrides
   void setMatrixClip(const SkMatrix& transform,
                      const SkRegion& region,
                      const SkClipStack&) override;
 
  protected:
   BitmapPlatformDevice(CGContextRef context,
                        const SkBitmap& bitmap);
 
@@ skipping 25 matching lines @@
   SkMatrix transform_;
 
   // The current clipping
   SkRegion clip_region_;
   DISALLOW_COPY_AND_ASSIGN(BitmapPlatformDevice);
 };
 
 }  // namespace skia
 
 #endif  // SKIA_EXT_BITMAP_PLATFORM_DEVICE_MAC_H_