Roll src/third_party/pdfium/ eadff195e..e0cb687c7 (1 commit).

https://pdfium.googlesource.com/pdfium.git/+log/eadff195ea8a..e0cb687c71d5

$ git log eadff195e..e0cb687c7 --date=short --no-merges --format='%ad %ae %s'
2016-09-01 thestig Use unsigned page indexes in CPDF_HintTables.

TBR=dsinclair@chromium.org

Review-Url: https://codereview.chromium.org/2305453003
Cr-Commit-Position: refs/heads/master@{#416099}

DEPS

@@ -60,7 +60,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling PDFium
   # and whatever else without interference from each other.
-  'pdfium_revision': 'eadff195ea8a8e0d1f400bd8910873ce8e38635f',
+  'pdfium_revision': 'e0cb687c71d555b55cc30ec59c9b338a0e83f77f',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling openmax_dl
   # and whatever else without interference from each other.