Roll src/third_party/catapult/ 32dd31095..8c5c37517 (2 commits).

https://chromium.googlesource.com/external/github.com/catapult-project/catapult.git/+log/32dd31095913..8c5c37517378

$ git log 32dd31095..8c5c37517 --date=short --no-merges --format='%ad %ae %s'
2016-09-14 benjhayden Stop serializing HistogramBin ranges.
2016-09-14 petrcermak [tracing] Add support for delta sparklines to <tr-v-ui-scalar-span>

TBR=catapult-sheriff@chromium.org

Review-Url: https://codereview.chromium.org/2338803005
Cr-Commit-Position: refs/heads/master@{#418608}

DEPS

@@ -92,7 +92,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling catapult
   # and whatever else without interference from each other.
-  'catapult_revision': '32dd31095913725705e9cf5f5bc1671f32821a35',
+  'catapult_revision': '8c5c3751737820b38b684fd11b3069555586dfbe',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling libFuzzer
   # and whatever else without interference from each other.