recipe_tryjob: Allow test bypass.

scripts/slave/recipes/infra/recipe_roll_tryjob.expected/one_patch.json

Index: scripts/slave/recipes/infra/recipe_roll_tryjob.expected/one_patch.json
diff --git a/scripts/slave/recipes/infra/recipe_roll_tryjob.expected/one_patch.json b/scripts/slave/recipes/infra/recipe_roll_tryjob.expected/one_patch.json
index 07fbe869284f91bc4ece29ab9f0983a8ac457f10..3ee720ab40393a8eb347e7f204528c7e4a9131f7 100644
--- a/scripts/slave/recipes/infra/recipe_roll_tryjob.expected/one_patch.json
+++ b/scripts/slave/recipes/infra/recipe_roll_tryjob.expected/one_patch.json
@@ -143,6 +143,32 @@
   },
   {
     "cmd": [
+      "RECIPE_PACKAGE_REPO[depot_tools]/git_cl.py",
+      "description",
+      "-d",
+      "--rietveld",
+      "https://fake.code.review/123456"
+    ],
+    "name": "git_cl description (build)",
+    "stdout": "/path/to/tmp/"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
+      "RECIPE_PACKAGE_REPO[depot_tools]/git_footers.py",
+      "--json",
+      "/path/to/tmp/json"
+    ],
+    "name": "parse description",
+    "stdin": "",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@json.output@{}@@@",
+      "@@@STEP_LOG_END@json.output@@@"
+    ]
+  },
+  {
+    "cmd": [
       "python",
       "-u",
       "\nimport sys, os\npath = sys.argv[1]\nmode = int(sys.argv[2])\nif not os.path.isdir(path):\n  if os.path.exists(path):\n    print \"%s exists but is not a dir\" % path\n    sys.exit(1)\n  os.makedirs(path, mode)\n",