Roll recipe dependencies (nontrivial).

scripts/slave/recipes/blink_downstream.expected/webkit_tests_interrupted.json

Index: scripts/slave/recipes/blink_downstream.expected/webkit_tests_interrupted.json
diff --git a/scripts/slave/recipes/blink_downstream.expected/webkit_tests_interrupted.json b/scripts/slave/recipes/blink_downstream.expected/webkit_tests_interrupted.json
index 2cc7f7d90777de5f559690092c3b480a06c91a35..a52ece7d3d4b9f24c28e107744d54c2c3fbb9913 100644
--- a/scripts/slave/recipes/blink_downstream.expected/webkit_tests_interrupted.json
+++ b/scripts/slave/recipes/blink_downstream.expected/webkit_tests_interrupted.json
@@ -27,7 +27,6 @@
       "--force",
       "--output_manifest"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "env": {
       "PATH": "%(PATH)s:RECIPE_PACKAGE_REPO[depot_tools]"
     },
@@ -107,7 +106,6 @@
       "RECIPE_PACKAGE_REPO[depot_tools]/gclient.py",
       "runhooks"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "env": {
       "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json",
       "GYP_DEFINES": "component=static_library gomadir='[BUILD]/goma' target_arch=x64 use_goma=1",
@@ -146,7 +144,6 @@
       "--",
       "blink_tests"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "env": {
       "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json"
     },
@@ -174,7 +171,6 @@
       "--build-number=571",
       "webkit_unit_tests"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "webkit_unit_tests"
   },
   {
@@ -215,7 +211,6 @@
       "--additional-expectations",
       "[SLAVE_BUILD]/src/v8/tools/blink_tests/TestExpectations"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "webkit_tests (with patch)",
     "~followup_annotations": [
       "step returned non-zero exit code: 130",
@@ -239,7 +234,6 @@
       "--gs-bucket",
       "gs://chromium-layout-test-archives"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "archive_webkit_tests_results",
     "~followup_annotations": [
       "@@@STEP_LINK@layout_test_results@https://storage.googleapis.com/chromium-layout-test-archives/V8-Blink_Linux_64/571/layout-test-results/results.html@@@",
@@ -252,7 +246,6 @@
       "-u",
       "import sys; sys.exit(1)"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "webkit_tests",
     "~followup_annotations": [
       "step returned non-zero exit code: 1",