"Privet" Printing reads DPI for PWG raster conversion from device capabilities.

chrome/browser/ui/webui/print_preview/print_preview_handler.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 "chrome/browser/ui/webui/print_preview/print_preview_handler.h"
 
 #include <ctype.h>
 
 #include <string>
 
@@ skipping 1432 matching lines @@
 
   scoped_refptr<base::RefCountedBytes> data;
   base::string16 title;
 
   if (!GetPreviewDataAndTitle(&data, &title)) {
     base::FundamentalValue http_code_value(-1);
     web_ui()->CallJavascriptFunction("onPrivetPrintFailed", http_code_value);
     return;
   }
 
-  privet_local_print_operation_->SetJobname(
-      base::UTF16ToUTF8(title));
-
-  const int dpi = printing::kDefaultPdfDpi;
-  double scale = dpi;
-  scale /= printing::kPointsPerInch;
-  // Make vertical rectangle to optimize streaming to printer. Fix orientation
-  // by autorotate.
-  gfx::Rect area(std::min(page_size.width(), page_size.height()) * scale,
-                 std::max(page_size.width(), page_size.height()) * scale);
-  privet_local_print_operation_->SetConversionSettings(
-      printing::PdfRenderSettings(area, dpi, true));
-
+  privet_local_print_operation_->SetJobname(base::UTF16ToUTF8(title));
+  privet_local_print_operation_->SetPageSize(page_size);
   privet_local_print_operation_->SetData(data);
 
   Profile* profile = Profile::FromWebUI(web_ui());
   SigninManagerBase* signin_manager =
       SigninManagerFactory::GetForProfileIfExists(profile);
 
   if (signin_manager) {
     privet_local_print_operation_->SetUsername(
         signin_manager->GetAuthenticatedUsername());
   }
@@ skipping 93 matching lines @@
   printer_value->SetString("serviceName", name);
   printer_value->SetString("name", description.name);
   printer_value->SetBoolean("hasLocalPrinting", has_local_printing);
   printer_value->SetBoolean(
       "isUnregistered",
       description.id.empty());
   printer_value->SetString("cloudID", description.id);
 }
 
 #endif