Fix parsing of object numbers > 16,777,216.

testing/resources/bug_455199.pdf

Index: testing/resources/bug_455199.pdf
diff --git a/testing/resources/hello_world.pdf b/testing/resources/bug_455199.pdf
similarity index 62%
copy from testing/resources/hello_world.pdf
copy to testing/resources/bug_455199.pdf
index bb4f0a88e7aedbbdbe4bdc6b22ff0696bed0282b..466affa4d17aced61b46838cba4e33a42eaae03a 100644
--- a/testing/resources/hello_world.pdf
+++ b/testing/resources/bug_455199.pdf
@@ -20,7 +20,7 @@ endobj
       /F2 5 0 R
     >>
   >>
-  /Contents 6 0 R
+  /Contents [6 0 R 7 0 R]
 >>
 endobj
 4 0 obj <<
@@ -29,6 +29,13 @@ endobj
   /BaseFont /Times-Roman
 >>
 endobj
+2147483648 0 obj
+<</Length 163/Filter/FlateDecode>>stream
+x<9c><85><8e>±
+Â0^@^E÷|Å<9b>DAc<82>iSÝ,ZpP(fpU^ZKÔ64|Füzãè$·^^Ü¡&C¢T<84><83>%8¸^T<94>|_äBÒ,<83>êÈüd<84>^@^WPׯD3Æ<97>yR]KÆ^[^[û<87>=7ºAål·B<8c><91>^¼|_ôý^Zh¯ÃDÝ^HCK¶<8a>Ô¿^]Yм<80>d<94>-þU*ë°·N£<Îv
+¥µw?ÅÁ^Fí1ÂÚ{Óö<9d>î<83>ÇÓ¤ö<9f><8b><9a>|^@ 9@Ø
+endstream
+endobj
 5 0 obj <<
   /Type /Font
   /Subtype /Type1
@@ -54,13 +61,13 @@ xref
 0000000015 00000 n 
 0000000061 00000 n 
 0000000154 00000 n 
-0000000296 00000 n 
-0000000374 00000 n 
-0000000450 00000 n 
+0000000305 00000 n 
+0000000695 00000 n 
+0000000771 00000 n 
 trailer <<
   /Size 6
   /Root 1 0 R
 >>
 startxref
-571
+892
 %%EOF