Roll DEPS for testing corpus to 9785959.

Add user provided test case for colorspaces.

BUG=chromium:691967
TBR=dsinclair@chromium.org

Change-Id: I8131a591ab24ca7217fee09879e623fc21bb1667
Reviewed-on: https://pdfium-review.googlesource.com/3471
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
diff --git a/DEPS b/DEPS
index 64caf06..57b525a 100644
--- a/DEPS
+++ b/DEPS
@@ -14,8 +14,8 @@
   'gmock_revision': '29763965ab52f24565299976b936d1265cb6a271',
   'gtest_revision': '8245545b6dc9c4703e6496d1efd19e975ad2b038',
   'icu_revision': '73e24736676b4b438270fda44e5b2c83b49fdd80',
-  'pdfium_tests_revision': '46cec65c6895ed37a9bf960ce341a5655c7519bf',
   'instrumented_lib_revision': '45f5814b1543e41ea0be54c771e3840ea52cca4a',
+  'pdfium_tests_revision': '97859592483784e59741c1a93014366ea973da3e',
   'skia_revision': '90e3cd78991ef337dbd0023efb30ece864694308',
   'tools_memory_revision': '427f10475e1a8d72424c29d00bf689122b738e5d',
   'trace_event_revision': '06294c8a4a6f744ef284cd63cfe54dbf61eea290',