Simplify PDFiumEngine::CheckPageAvailable().

pdf/pdfium/pdfium_page.h

 // Copyright (c) 2010 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.
 
 #ifndef PDF_PDFIUM_PDFIUM_PAGE_H_
 #define PDF_PDFIUM_PDFIUM_PAGE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 67 matching lines @@
                         double left,
                         double top,
                         double right,
                         double bottom,
                         int rotation);
 
   int index() const { return index_; }
   pp::Rect rect() const { return rect_; }
   void set_rect(const pp::Rect& r) { rect_ = r; }
   bool available() const { return available_; }
-  void set_available(bool available) { available_ = available; }
+  void set_as_available() { available_ = true; }
   void set_calculated_links(bool calculated_links) {
      calculated_links_ = calculated_links;
   }
 
  private:
   // Returns a link index if the given character index is over a link, or -1
   // otherwise.
   int GetLink(int char_index, LinkTarget* target);
   // Returns the link indices if the given rect intersects a link rect, or an
   // empty vector otherwise.
@@ skipping 38 matching lines @@
   int loading_count_;
   pp::Rect rect_;
   bool calculated_links_;
   std::vector<Link> links_;
   bool available_;
 };
 
 }  // namespace chrome_pdf
 
 #endif  // PDF_PDFIUM_PDFIUM_PAGE_H_