Change PDF scaling factor from double to float.

printing/metafile_skia_wrapper.cc

 // 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.
 
 #include "printing/metafile_skia_wrapper.h"
 #include "skia/ext/platform_device.h"
 #include "skia/ext/refptr.h"
 #include "third_party/skia/include/core/SkCanvas.h"
 #include "third_party/skia/include/core/SkDevice.h"
 #include "third_party/skia/include/core/SkMetaData.h"
 
 namespace printing {
 
 namespace {
 
 const char* kMetafileKey = "CrMetafile";
-const char* kCustomScaleKey = "CrCustomScale";
 
 }  // namespace
 
 // static
 void MetafileSkiaWrapper::SetMetafileOnCanvas(const SkCanvas& canvas,
                                               PdfMetafileSkia* metafile) {
   skia::RefPtr<MetafileSkiaWrapper> wrapper;
   if (metafile)
     wrapper = skia::AdoptRef(new MetafileSkiaWrapper(metafile));
 
   SkMetaData& meta = skia::getMetaData(canvas);
   meta.setRefCnt(kMetafileKey, wrapper.get());
 }
 
 // static
 PdfMetafileSkia* MetafileSkiaWrapper::GetMetafileFromCanvas(
     const SkCanvas& canvas) {
   SkMetaData& meta = skia::getMetaData(canvas);
   SkRefCnt* value;
   if (!meta.findRefCnt(kMetafileKey, &value) || !value)
     return NULL;
 
   return static_cast<MetafileSkiaWrapper*>(value)->metafile_;
 }
 
-// static
-void MetafileSkiaWrapper::SetCustomScaleOnCanvas(const SkCanvas& canvas,
-                                                 double scale) {
-  SkMetaData& meta = skia::getMetaData(canvas);
-  meta.setScalar(kCustomScaleKey, SkFloatToScalar(scale));
-}
-
-// static
-bool MetafileSkiaWrapper::GetCustomScaleOnCanvas(const SkCanvas& canvas,
-                                                 double* scale) {
-  SkMetaData& meta = skia::getMetaData(canvas);
-  SkScalar value;
-  if (!meta.findScalar(kCustomScaleKey, &value))
-    return false;
-
-  *scale = SkScalarToFloat(value);
-  return true;
-}
-
 MetafileSkiaWrapper::MetafileSkiaWrapper(PdfMetafileSkia* metafile)
     : metafile_(metafile) {
 }
 
 }  // namespace printing