Add FPDF_ANNOT in PDFiumEngine::GetRenderingFlags.

pdf/pdfium/pdfium_engine.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/pdfium/pdfium_engine.h"
 
 #include <math.h>
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 533 matching lines @@
       last_page_to_search_(-1),
       last_character_index_to_search_(-1),
       permissions_(0),
       permissions_handler_revision_(-1),
       fpdf_availability_(nullptr),
       next_timer_id_(0),
       last_page_mouse_down_(-1),
       most_visible_page_(-1),
       called_do_document_action_(false),
       render_grayscale_(false),
+      render_annots_(true),
       progressive_paint_timeout_(0),
       getting_password_(false) {
   find_factory_.Initialize(this);
   password_factory_.Initialize(this);
 
   file_access_.m_FileLen = 0;
   file_access_.m_GetBlock = &GetBlock;
   file_access_.m_Param = &doc_loader_;
 
   file_availability_.version = 1;
@@ skipping 2415 matching lines @@
   *size_x = page_rect.width();
   *size_y = page_rect.height();
 }
 
 int PDFiumEngine::GetRenderingFlags() const {
   int flags = FPDF_LCD_TEXT | FPDF_NO_CATCH;
   if (render_grayscale_)
     flags |= FPDF_GRAYSCALE;
   if (client_->IsPrintPreview())
     flags |= FPDF_PRINTING;
+  if (render_annots_)
+    flags |= FPDF_ANNOT;
   return flags;
 }
 
 pp::Rect PDFiumEngine::GetVisibleRect() const {
   pp::Rect rv;
   rv.set_x(static_cast<int>(position_.x() / current_zoom_));
   rv.set_y(static_cast<int>(position_.y() / current_zoom_));
   rv.set_width(static_cast<int>(ceil(plugin_size_.width() / current_zoom_)));
   rv.set_height(static_cast<int>(ceil(plugin_size_.height() / current_zoom_)));
   return rv;
@@ skipping 973 matching lines @@
   FPDF_DOCUMENT doc =
       FPDF_LoadMemDocument(pdf_buffer, pdf_buffer_size, nullptr);
   if (!doc)
     return false;
   bool success = FPDF_GetPageSizeByIndex(doc, page_number, width, height) != 0;
   FPDF_CloseDocument(doc);
   return success;
 }
 
 }  // namespace chrome_pdf