Expose more paper sizes when printing to PDF

chrome/browser/ui/webui/print_preview/print_preview_handler.cc

Index: chrome/browser/ui/webui/print_preview/print_preview_handler.cc
diff --git a/chrome/browser/ui/webui/print_preview/print_preview_handler.cc b/chrome/browser/ui/webui/print_preview/print_preview_handler.cc
index bff5620d03866cbeb64c6cb5c25e78517a5e99a9..3e2e09d2087a0c781050ba86c14d00002556ddd5 100644
--- a/chrome/browser/ui/webui/print_preview/print_preview_handler.cc
+++ b/chrome/browser/ui/webui/print_preview/print_preview_handler.cc
@@ -359,10 +359,14 @@ scoped_ptr<base::DictionaryValue> GetPdfCapabilitiesOnFileThread(
   color.SaveTo(&description);
 
   static const cloud_devices::printer::MediaType kPdfMedia[] = {
-    ISO_A4,
+    ISO_A0,
+    ISO_A1,
+    ISO_A2,
     ISO_A3,
-    NA_LETTER,
+    ISO_A4,
+    ISO_A5,
     NA_LEGAL,
+    NA_LETTER,
     NA_LEDGER
   };
   const gfx::Size default_media_size = GetDefaultPdfMediaSizeMicrons();