Roll src/third_party/cros_system_api/ 5a432f7b9..299607e8f (3 commits)

https://chromium.googlesource.com/chromiumos/platform2/system_api.git/+log/5a432f7b9d71..299607e8f0fa

$ git log 5a432f7b9..299607e8f --date=short --no-merges --format='%ad %ae %s'
2018-10-16 niwa Pass arc_file_picker feature flag to ARC container as an Android property
2018-10-16 isandrk cryptohome: Remove deprecated TpmGetVersion call
2018-10-10 matthewmwang shill: Add HTTPS URL to system_api and percolate it down to ConnectivityTrial

Created with:
  roll-dep src/third_party/cros_system_api

Bug: 117814025
Test: Built succeeded
Change-Id: Icf6ae5aec850283404f97f61fa3a582b52f384b9
Reviewed-on: https://chromium-review.googlesource.com/c/1288516Reviewed-by: Yusuke Sato <yusukes@chromium.org>
Reviewed-by: Hidehiko Abe <hidehiko@chromium.org>
Commit-Queue: Satoshi Niwa <niwa@chromium.org>
Cr-Commit-Position: refs/heads/master@{#601028}

DEPS

@@ -625,7 +625,7 @@ deps = {
 
   # For Linux and Chromium OS.
   'src/third_party/cros_system_api': {
-      'url': Var('chromium_git') + '/chromiumos/platform2/system_api.git' + '@' + '5a432f7b9d71d63dee1afed6769cdb0e71b6895d',
+      'url': Var('chromium_git') + '/chromiumos/platform2/system_api.git' + '@' + '299607e8f0fab76b10980f92937cce2d52dd10e2',
       'condition': 'checkout_linux',
   },