Add functions to collect bookmarks from Pdfium

pdf/pdf_engine.h

Index: pdf/pdf_engine.h
diff --git a/pdf/pdf_engine.h b/pdf/pdf_engine.h
index b81494f02fa8c287ce169871e7844422d0f0cd8a..cd4cde8ab4c17a221675e109299b4766aa7c7953 100644
--- a/pdf/pdf_engine.h
+++ b/pdf/pdf_engine.h
@@ -24,6 +24,7 @@
 #include "ppapi/cpp/rect.h"
 #include "ppapi/cpp/size.h"
 #include "ppapi/cpp/url_loader.h"
+#include "ppapi/cpp/var_array.h"
 
 namespace pp {
 class InputEvent;
@@ -246,6 +247,14 @@ class PDFEngine {
   // Returns number of copies to be printed.
   virtual int GetCopiesToPrint() = 0;
 
+  // Returns a VarArray of Bookmarks, each a VarDictionary
+  // containing the following key/values:

[raymes, 2015/01/16 02:44:23]

nit: Make sure you fill the full 80chars before adding a line break

[Alexandre Carlton, 2015/01/16 03:01:40]

Done.

+  // - "title" of type Var(std::string)
+  // - "page" of type Var(int)

[raymes, 2015/01/16 02:44:23]

nit:
-"title" - a string Var.
-"page" - an int Var.

[Alexandre Carlton, 2015/01/16 03:01:40]

Done.

+  // - "children" of type VarArray(), with each entry containing a
+  //   VarDictionary of the same structure.
+  virtual pp::VarArray GetBookmarks() = 0;
+
   // Append blank pages to make a 1-page document to a |num_pages| document.
   // Always retain the first page data.
   virtual void AppendBlankPages(int num_pages) = 0;