Make PageSizeType an enum class.

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 1428 matching lines @@
   if (!plugin_container || !plugin_container->SupportsPaginatedPrint())
     return false;
 
   return plugin_container->GetPrintPresetOptionsFromDocument(preset_options);
 }
 
 bool WebLocalFrameImpl::HasCustomPageSizeStyle(int page_index) {
   return GetFrame()
              ->GetDocument()
              ->StyleForPage(page_index)
-             ->GetPageSizeType() != PAGE_SIZE_AUTO;
+             ->GetPageSizeType() != PageSizeType::kAuto;
 }
 
 bool WebLocalFrameImpl::IsPageBoxVisible(int page_index) {
   return GetFrame()->GetDocument()->IsPageBoxVisible(page_index);
 }
 
 void WebLocalFrameImpl::PageSizeAndMarginsInPixels(int page_index,
                                                    WebDoubleSize& page_size,
                                                    int& margin_top,
                                                    int& margin_right,
@@ skipping 1122 matching lines @@
 TextCheckerClient& WebLocalFrameImpl::GetTextCheckerClient() const {
   return *text_checker_client_;
 }
 
 void WebLocalFrameImpl::SetTextCheckClient(
     WebTextCheckClient* text_check_client) {
   text_check_client_ = text_check_client;
 }
 
 }  // namespace blink