Expose more paper sizes when printing to PDF

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 <map>
 #include <string>
@@ skipping 343 matching lines @@
   {
     Color standard_color(STANDARD_COLOR);
     standard_color.vendor_id = base::IntToString(printing::COLOR);
     color.AddDefaultOption(standard_color, true);
   }
   color.SaveTo(&description);
 
   static const cloud_devices::printer::MediaType kPdfMedia[] = {
     ISO_A4,
     ISO_A3,
+    ISO_A0,
     NA_LETTER,
     NA_LEGAL,
     NA_LEDGER
   };
   const gfx::Size default_media_size = GetDefaultPdfMediaSizeMicrons();
   Media default_media(
       "", "", default_media_size.width(), default_media_size.height());
   if (!default_media.MatchBySize() ||
       std::find(kPdfMedia,
                 kPdfMedia + arraysize(kPdfMedia),
@@ skipping 1442 matching lines @@
 
 void PrintPreviewHandler::UnregisterForGaiaCookieChanges() {
   if (gaia_cookie_manager_service_)
     gaia_cookie_manager_service_->RemoveObserver(this);
 }
 
 void PrintPreviewHandler::SetPdfSavedClosureForTesting(
     const base::Closure& closure) {
   pdf_file_saved_closure_ = closure;
 }