Update cros.DEPS

Adds Bluetooth error constants

BUG=chromium-os:27902
TEST=make chrome

Change-Id: I5286cdac0fc325462e2a68e104e01161b8b68b5e

Review URL: https://chromiumcodereview.appspot.com/10399115

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@138281 0039d316-1c4b-4281-b951-d872f2087c98

tools/cros.DEPS/DEPS

@@ -10,6 +10,6 @@ deps_os = {
     "src/third_party/cros":
       Var("chromiumos_git") + "/platform/cros.git@377f51d8",
     "src/third_party/cros_system_api":
-      Var("chromiumos_git") + "/platform/system_api.git@a6f845e1",
+      Var("chromiumos_git") + "/platform/system_api.git@25dfd17e",
   }
 }