Move metafile printing code from platform canvas to PaintCanvas

skia/ext/platform_canvas.cc

 // 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.
 
 #include "skia/ext/platform_canvas.h"
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
 #include "build/build_config.h"
 #include "third_party/skia/include/core/SkMetaData.h"
 #include "third_party/skia/include/core/SkTypes.h"
 
-namespace {
-
-#if defined(OS_MACOSX)
-const char kIsPreviewMetafileKey[] = "CrIsPreviewMetafile";
-
-void SetBoolMetaData(const SkCanvas& canvas, const char* key,  bool value) {
-  SkMetaData& meta = skia::GetMetaData(canvas);
-  meta.setBool(key, value);
-}
-
-bool GetBoolMetaData(const SkCanvas& canvas, const char* key) {
-  bool value;
-  SkMetaData& meta = skia::GetMetaData(canvas);
-  if (!meta.findBool(key, &value))
-    value = false;
-  return value;
-}
-#endif
-
-}  // namespace
-
 namespace skia {
 
 SkBitmap ReadPixels(SkCanvas* canvas) {
   SkBitmap bitmap;
   bitmap.setInfo(canvas->imageInfo());
   canvas->readPixels(&bitmap, 0, 0);
   return bitmap;
 }
 
 bool GetWritablePixels(SkCanvas* canvas, SkPixmap* result) {
@@ skipping 10 matching lines @@
   }
 
   result->reset(info, pixels, row_bytes);
   return true;
 }
 
 size_t PlatformCanvasStrideForWidth(unsigned width) {
   return 4 * width;
 }
 
-SkMetaData& GetMetaData(const SkCanvas& canvas) {
-  return const_cast<SkCanvas&>(canvas).getMetaData();
-}
-
-#if defined(OS_MACOSX)
-void SetIsPreviewMetafile(const SkCanvas& canvas, bool is_preview) {
-  SetBoolMetaData(canvas, kIsPreviewMetafileKey, is_preview);
-}
-
-bool IsPreviewMetafile(const SkCanvas& canvas) {
-  return GetBoolMetaData(canvas, kIsPreviewMetafileKey);
-}
-#endif
-
 #if !defined(WIN32)
 
 std::unique_ptr<SkCanvas> CreatePlatformCanvasWithPixels(
     int width,
     int height,
     bool is_opaque,
     uint8_t* data,
     OnFailureType failureType) {
 
   SkBitmap bitmap;
@@ skipping 14 matching lines @@
       if (!is_opaque)
         bitmap.eraseARGB(0, 0, 0, 0);
   }
 
   return base::MakeUnique<SkCanvas>(bitmap);
 }
 
 #endif
 
 }  // namespace skia