Cleanup code in printing/

printing/image_mac.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/image.h"
 
 #include <ApplicationServices/ApplicationServices.h>
 
 #include "base/mac/scoped_cftyperef.h"
 #include "printing/metafile.h"
 #include "ui/gfx/geometry/rect.h"
 
 namespace printing {
 
 bool Image::LoadMetafile(const Metafile& metafile) {
   // The printing system uses single-page metafiles (page indexes are 1-based).
   const unsigned int page_number = 1;
   gfx::Rect rect(metafile.GetPageBounds(page_number));
   if (rect.width() < 1 || rect.height() < 1)
     return false;
 
   size_ = rect.size();
-  row_length_ = size_.width() * sizeof(uint32);
+  row_length_ = size_.width() * sizeof(uint32_t);
   size_t bytes = row_length_ * size_.height();
   DCHECK(bytes);
 
   data_.resize(bytes);
   base::ScopedCFTypeRef<CGColorSpaceRef> color_space(
       CGColorSpaceCreateWithName(kCGColorSpaceGenericRGB));
   base::ScopedCFTypeRef<CGContextRef> bitmap_context(
       CGBitmapContextCreate(&*data_.begin(),
                             size_.width(),
                             size_.height(),
                             8,
                             row_length_,
                             color_space,
                             kCGImageAlphaPremultipliedLast));
   DCHECK(bitmap_context.get());
 
   struct Metafile::MacRenderPageParams params;
   params.shrink_to_fit = true;
   metafile.RenderPage(page_number, bitmap_context,
                       CGRectMake(0, 0, size_.width(), size_.height()), params);
 
   return true;
 }
 
 }  // namespace printing