OOP PDF - Add support for "zoom" open pdf parameter

pdf/instance.h

 // 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.
 
 #ifndef PDF_INSTANCE_H_
 #define PDF_INSTANCE_H_
 
 #include <queue>
 #include <set>
 #include <string>
@@ skipping 237 matching lines @@
 
   void LoadUrl(const std::string& url);
   void LoadPreviewUrl(const std::string& url);
   void LoadUrlInternal(const std::string& url, pp::URLLoader* loader,
                        void (Instance::* method)(int32_t));
 
   // Creates a URL loader and allows it to access all urls, i.e. not just the
   // frame's origin.
   pp::URLLoader CreateURLLoaderInternal();
 
+  // Handle open pdf parameters.
+  void HandleOpenParameters(const std::string& url);
+  void HandleZoomParameter(const std::string& value);
+
   // Figure out the initial page to display based on #page=N and #nameddest=foo
   // in the |url_|.
   // Returns -1 if there is no valid fragment. The returned value is 0-based,
   // whereas page=N is 1-based.
   int GetInitialPage(const std::string& url);
 
   void UpdateToolbarPosition(bool invalidate);
   void UpdateProgressBarPosition(bool invalidate);
   void UpdatePageIndicatorPosition(bool invalidate);
 
@@ skipping 249 matching lines @@
                        const std::vector<pp::Var>& args,
                        pp::Var* exception);
 
  private:
   Instance* instance_;
 };
 
 }  // namespace chrome_pdf
 
 #endif  // PDF_INSTANCE_H_