Remove skia::DrawToNativeContext()

skia/ext/platform_canvas.h

 // 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_PLATFORM_CANVAS_H_
 #define SKIA_EXT_PLATFORM_CANVAS_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 34 matching lines @@
 #if defined(WIN32)
   // The shared_section parameter is passed to gfx::PlatformDevice::create.
   // See it for details.
 SK_API std::unique_ptr<SkCanvas> CreatePlatformCanvasWithSharedSection(
     int width,
     int height,
     bool is_opaque,
     HANDLE shared_section,
     OnFailureType failure_type);
 
-// Draws the top layer of the canvas into the specified HDC. Only works
-// with a SkCanvas with a BitmapPlatformDevice. Will create a temporary
-// HDC to back the canvas if one doesn't already exist, tearing it down
-// before returning. If |src_rect| is null, copies the entire canvas.
-SK_API void DrawToNativeContext(SkCanvas* canvas,
-                                HDC hdc,
-                                int x,
-                                int y,
-                                const RECT* src_rect);
-
 // Returns the NativeDrawingContext to use for native platform drawing calls.
 SK_API HDC GetNativeDrawingContext(SkCanvas* canvas);
 
 #elif defined(__linux__) || defined(__FreeBSD__) || defined(__OpenBSD__) || \
       defined(__sun) || defined(ANDROID) || defined(__APPLE__)
   // Construct a canvas from the given memory region. The memory is not cleared
   // first. @data must be, at least, @height * StrideForWidth(@width) bytes.
 SK_API std::unique_ptr<SkCanvas> CreatePlatformCanvasWithPixels(
     int width,
     int height,
@@ skipping 55 matching lines @@
 SK_API SkMetaData& GetMetaData(const SkCanvas& canvas);
 
 #if defined(OS_MACOSX)
 SK_API void SetIsPreviewMetafile(const SkCanvas& canvas, bool is_preview);
 SK_API bool IsPreviewMetafile(const SkCanvas& canvas);
 #endif
 
 }  // namespace skia
 
 #endif  // SKIA_EXT_PLATFORM_CANVAS_H_