Roll recipe dependencies (nontrivial).

scripts/slave/recipes/v8/auto_roll_deps.expected/stale_roll.json

Index: scripts/slave/recipes/v8/auto_roll_deps.expected/stale_roll.json
diff --git a/scripts/slave/recipes/v8/auto_roll_deps.expected/stale_roll.json b/scripts/slave/recipes/v8/auto_roll_deps.expected/stale_roll.json
index b1e7e5629008fecdb261f988fa190c5026886f6c..3289d0f170c84b054763099851a0106f0a362db0 100644
--- a/scripts/slave/recipes/v8/auto_roll_deps.expected/stale_roll.json
+++ b/scripts/slave/recipes/v8/auto_roll_deps.expected/stale_roll.json
@@ -8,7 +8,6 @@
       "python",
       "RECIPE_PACKAGE_REPO[build]/scripts/slave/cleanup_temp.py"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "cleanup_temp"
   },
   {
@@ -19,7 +18,6 @@
       "[BUILD]/scripts/tools/pycurl.py",
       "https://v8-roll.appspot.com/status"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "check roll status",
     "stdout": "/path/to/tmp/",
     "~followup_annotations": [
@@ -37,7 +35,6 @@
       "--outfile",
       "/path/to/tmp/"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "check active roll"
   },
   {
@@ -47,7 +44,6 @@
       "-i",
       "123456"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "send issue to CQ",
     "~followup_annotations": [
       "@@@STEP_TEXT@Stale roll found. Resubmitted to CQ.@@@"
@@ -68,7 +64,6 @@
       "--counter",
       "{\"name\": \"/v8/autoroller/count\", \"project\": \"v8-roll\", \"result\": \"stale_roll\", \"value\": 1}"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "upload stats"
   },
   {