Convert WindowOpenDisposition to an enum class.

pdf/out_of_process_instance.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 "pdf/out_of_process_instance.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>  // for min/max()
@@ skipping 962 matching lines @@
   message.Set(kType, kJSGoToPageType);
   message.Set(kJSPageNumber, pp::Var(page));
   PostMessage(message);
 }
 
 void OutOfProcessInstance::NavigateTo(const std::string& url,
                                       WindowOpenDisposition disposition) {
   pp::VarDictionary message;
   message.Set(kType, kJSNavigateType);
   message.Set(kJSNavigateUrl, url);
-  message.Set(kJSNavigateWindowOpenDisposition, pp::Var(disposition));
+  message.Set(kJSNavigateWindowOpenDisposition,
+              pp::Var(static_cast<int32_t>(disposition)));
   PostMessage(message);
 }
 
 void OutOfProcessInstance::UpdateCursor(PP_CursorType_Dev cursor) {
   if (cursor == cursor_)
     return;
   cursor_ = cursor;
 
   const PPB_CursorControl_Dev* cursor_interface =
       reinterpret_cast<const PPB_CursorControl_Dev*>(
@@ skipping 528 matching lines @@
     const pp::FloatPoint& scroll_offset) {
   float max_x = document_size_.width() * zoom_ - plugin_dip_size_.width();
   float x = std::max(std::min(scroll_offset.x(), max_x), 0.0f);
   float min_y = -top_toolbar_height_;
   float max_y = document_size_.height() * zoom_ - plugin_dip_size_.height();
   float y = std::max(std::min(scroll_offset.y(), max_y), min_y);
   return pp::FloatPoint(x, y);
 }
 
 }  // namespace chrome_pdf