Roll recipe dependencies (nontrivial).

scripts/slave/recipes/dart/dartium_build.expected/basic_win_64_MirrorFalse.json

Index: scripts/slave/recipes/dart/dartium_build.expected/basic_win_64_MirrorFalse.json
diff --git a/scripts/slave/recipes/dart/dartium_build.expected/basic_win_64_MirrorFalse.json b/scripts/slave/recipes/dart/dartium_build.expected/basic_win_64_MirrorFalse.json
index d45b2f108d925978517cd705b61028eeb3b7b6c4..6edeb37178ad94e30e32ef9201475ebe93bcca75 100644
--- a/scripts/slave/recipes/dart/dartium_build.expected/basic_win_64_MirrorFalse.json
+++ b/scripts/slave/recipes/dart/dartium_build.expected/basic_win_64_MirrorFalse.json
@@ -8,7 +8,6 @@
       "--spec",
       "cache_dir = '[GIT_CACHE]'\nsolutions = [{'deps_file': 'DEPS', 'managed': True, 'name': 'dartium.deps', 'url': 'https://dart.googlecode.com/svn/branches/bleeding_edge/deps/dartium.deps'}]"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "env": {
       "PATH": "%(PATH)s;RECIPE_PACKAGE_REPO[depot_tools]"
     },
@@ -29,7 +28,6 @@
       "--output-json",
       "/path/to/tmp/json"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "env": {
       "PATH": "%(PATH)s;RECIPE_PACKAGE_REPO[depot_tools]"
     },
@@ -76,7 +74,6 @@
       "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 gomadir='[BUILD]\\goma' linux_strip_binary=1 target_arch=x64 use_goma=1",
@@ -117,7 +114,6 @@
       "All",
       "chromium_builder_tests"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "env": {
       "GOMA_SERVICE_ACCOUNT_JSON_FILE": "C:\\creds\\service_accounts\\service-account-goma-client.json"
     },
@@ -134,7 +130,6 @@
       "[SLAVE_BUILD]\\src\\dart\\tools\\dartium\\multivm_archive.py",
       "12345"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "archive_build"
   },
   {