Revert 224473 "Remove dependency on ui::ScaleFactor from ui/gfx"

trunk/src/ui/app_list/views/cached_label.cc

 // Copyright 2013 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 "ui/app_list/views/cached_label.h"
 
 #include "base/strings/utf_string_conversions.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/canvas.h"
 
 namespace app_list {
 
 CachedLabel::CachedLabel()
     : needs_repaint_(true) {
 }
 
 void CachedLabel::PaintToBackingImage() {
   if (image_.size() == size() && !needs_repaint_)
     return;
-  gfx::Canvas canvas(size(), 1.0f, false /* is_opaque */);
+  gfx::Canvas canvas(size(), ui::SCALE_FACTOR_100P, false /* is_opaque */);
   canvas.FillRect(GetLocalBounds(), SkColorSetARGB(0, 0, 0, 0),
                   SkXfermode::kSrc_Mode);
   Label::OnPaint(&canvas);
   image_ = gfx::ImageSkia(canvas.ExtractImageRep());
   needs_repaint_ = false;
 }
 
 #if defined(OS_WIN)
 void CachedLabel::OnPaint(gfx::Canvas* canvas) {
   PaintToBackingImage();
   canvas->DrawImageInt(image_, 0, 0);
 }
 #endif
 
 }  // namespace app_list