Roll src/third_party/cros_system_api/ c6eab9e4d..6139ae009 + API change

Roll has 1 commit

https://chromium.googlesource.com/chromiumos/platform/system_api.git/+log/c6eab9e4d0b4..6139ae00925a

$ git log c6eab9e4d..6139ae009 --date=short --no-merges --format='%ad %ae %s'
2017-04-19 mqg biod: add proto to biod

Created with:
  roll-dep src/third_party/cros_system_api

In addition to roll the cros_system_api, this CL works on the following:
1. Because the change in cros_system_api moved
biod::ScanResult from cros_system_api/dbus/service_constants.h
to cros_system_api/dbus/biod/constants.proto, we need to update
the files where we use biod::ScanResult

2. The change in cros_system_api added an optional parameter
percent_complete in EnrollScanDone signal and change the dbus message
to a protobuff. Update to dbus/biod and fingerprint_chromeos to incorporate this change.

A follow-up CL will modify fingerprint settings to use the
percent_complete parameter.

BUG=713420, 718076

Review-Url: https://codereview.chromium.org/2858003002
Cr-Commit-Position: refs/heads/master@{#470102}
diff --git a/chromeos/BUILD.gn b/chromeos/BUILD.gn
index 0cc5556..f6bd22a 100644
--- a/chromeos/BUILD.gn
+++ b/chromeos/BUILD.gn
@@ -21,6 +21,7 @@
   deps = [
     ":attestation_proto",
     ":authpolicy_proto",
+    ":biod_proto",
     ":cryptohome_proto",
     ":power_manager_proto",
     "//base",
@@ -498,6 +499,7 @@
   configs += [ "//build/config/linux/dbus" ]
   public_deps = [
     ":attestation_proto",
+    ":biod_proto",
     ":chromeos",
     ":cryptohome_proto",
     ":power_manager_proto",
@@ -568,6 +570,7 @@
   configs += [ "//build/config/linux/dbus" ]
   deps = [
     ":attestation_proto",
+    ":biod_proto",
     ":chromeos",
     ":cryptohome_proto",
     ":power_manager_proto",
@@ -593,6 +596,7 @@
   ]
   deps = [
     ":attestation_proto",
+    ":biod_proto",
     ":cryptohome_proto",
     ":power_manager_proto",
     ":test_support",
@@ -756,3 +760,12 @@
 
   proto_out_dir = "chromeos/dbus/authpolicy"
 }
+
+proto_library("biod_proto") {
+  sources = [
+    "//third_party/cros_system_api/dbus/biod/constants.proto",
+    "//third_party/cros_system_api/dbus/biod/messages.proto",
+  ]
+
+  proto_out_dir = "chromeos/dbus/biod"
+}