Roll src/third_party/pdfium 30688fb1c434..f22b4e2f6682 (2 commits)

https://pdfium.googlesource.com/pdfium.git/+log/30688fb1c434..f22b4e2f6682


git log 30688fb1c434..f22b4e2f6682 --date=short --no-merges --format='%ad %ae %s'
2018-07-18 hnakashima@chromium.org Use casts to deduplicate implementation of const/non-const methods.
2018-07-18 hnakashima@chromium.org Fix skia_paths build.


Created with:
  gclient setdep -r src/third_party/pdfium@f22b4e2f6682

The AutoRoll server is located here: https://pdfium-roll.skia.org

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.


TBR=dsinclair@chromium.org

Change-Id: I7903d1431cc219136b5a5379b40815faf4dca2a5
Reviewed-on: https://chromium-review.googlesource.com/1142326Reviewed-by: pdfium-chromium-autoroll <pdfium-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Commit-Queue: pdfium-chromium-autoroll <pdfium-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#576262}

DEPS

@@ -129,7 +129,7 @@ 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': '30688fb1c434b141380aa224da12e8246a8a78e1',
+  'pdfium_revision': 'f22b4e2f6682fe26113c591a01139a8b5fa4e3bf',
   # 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.