Roll recipe dependencies (nontrivial).

scripts/slave/recipes/chromium.expected/full_chromium_webrtc_Win10_Tester.json

Index: scripts/slave/recipes/chromium.expected/full_chromium_webrtc_Win10_Tester.json
diff --git a/scripts/slave/recipes/chromium.expected/full_chromium_webrtc_Win10_Tester.json b/scripts/slave/recipes/chromium.expected/full_chromium_webrtc_Win10_Tester.json
index cd54cd01610ba6a4127e87aad678677676f8725e..3c35ebf0246841fec4da6a5cbaf79bf501e6892f 100644
--- a/scripts/slave/recipes/chromium.expected/full_chromium_webrtc_Win10_Tester.json
+++ b/scripts/slave/recipes/chromium.expected/full_chromium_webrtc_Win10_Tester.json
@@ -5,7 +5,6 @@
       "-u",
       "RECIPE_PACKAGE_REPO[build]\\scripts\\slave\\kill_processes.py"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "taskkill"
   },
   {
@@ -34,7 +33,6 @@
       "--force",
       "--output_manifest"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "env": {
       "PATH": "%(PATH)s;RECIPE_PACKAGE_REPO[depot_tools]"
     },
@@ -124,7 +122,6 @@
   },
   {
     "cmd": [],
-    "cwd": "[SLAVE_BUILD]",
     "name": "ensure_goma"
   },
   {
@@ -139,7 +136,6 @@
       "--json-output",
       "/path/to/tmp/json"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "ensure_goma.install cipd",
     "~followup_annotations": [
       "@@@STEP_NEST_LEVEL@1@@@",
@@ -164,7 +160,6 @@
       "--service-account-json",
       "C:\\creds\\service_accounts\\service-account-goma-client.json"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "ensure_goma.ensure_installed",
     "~followup_annotations": [
       "@@@STEP_NEST_LEVEL@1@@@",
@@ -186,7 +181,6 @@
       "RECIPE_PACKAGE_REPO[depot_tools]\\gclient.py",
       "runhooks"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "env": {
       "GOMA_SERVICE_ACCOUNT_JSON_FILE": "C:\\creds\\service_accounts\\service-account-goma-client.json",
       "GYP_DEFINES": "chromium_win_pch=0 component=static_library fastbuild=1 ffmpeg_branding=Chrome gomadir='[CACHE]\\cipd\\goma' proprietary_codecs=1 target_arch=ia32 use_goma=1",
@@ -209,7 +203,6 @@
       "--properties",
       "{\"buildername\": \"Win10 Tester\", \"buildnumber\": 571, \"mastername\": \"chromium.webrtc\", \"slavename\": \"TestSlavename\", \"target_platform\": \"win\"}"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "get compile targets for scripts",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@{}@@@",
@@ -224,7 +217,6 @@
       "[SLAVE_BUILD]\\src\\testing\\buildbot\\chromium.webrtc.json",
       "/path/to/tmp/json"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "read test spec",
     "~followup_annotations": [
       "@@@STEP_TEXT@path: [SLAVE_BUILD]\\src\\testing\\buildbot\\chromium.webrtc.json@@@",
@@ -241,7 +233,6 @@
       "python",
       "RECIPE_PACKAGE_REPO[build]\\scripts\\slave\\cleanup_temp.py"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "cleanup_temp"
   },
   {
@@ -251,7 +242,6 @@
       "\nimport os, sys\nfrom common import chromium_utils # Error? See https://crbug.com/584783.\n\n\nif os.path.exists(sys.argv[1]):\n  chromium_utils.RemoveDirectory(sys.argv[1])\n",
       "[SLAVE_BUILD]\\src\\out\\Release"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "rmtree build directory",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@python.inline@@@@",
@@ -281,7 +271,6 @@
       "--build-number",
       "571"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "extract build"
   },
   {
@@ -313,7 +302,6 @@
       "--test-launcher-print-test-stdio=always",
       "--test-launcher-bot-mode"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "content_browsertests"
   },
   {
@@ -347,7 +335,6 @@
       "--test-launcher-bot-mode",
       "--test-launcher-print-test-stdio=always"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "browser_tests"
   },
   {
@@ -372,7 +359,6 @@
       "--build-number=571",
       "content_unittests.exe"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "content_unittests"
   },
   {
@@ -402,7 +388,6 @@
       "--test-launcher-jobs=1",
       "--test-launcher-print-test-stdio=always"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "media_unittests"
   },
   {
@@ -428,7 +413,6 @@
       "remoting_unittests.exe",
       "--gtest_filter=Webrtc*"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "remoting_unittests"
   },
   {
@@ -439,7 +423,6 @@
       "--target",
       "Release"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "process_dumps"
   },
   {