Roll recipe dependencies (nontrivial).

scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_linux_baremetal.json

Index: scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_linux_baremetal.json
diff --git a/scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_linux_baremetal.json b/scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_linux_baremetal.json
index dd5d3ffa7f499d50139d7c19939c0a716c476b48..18cd8424f74eee9d89b31c327f95cf016135b0b9 100644
--- a/scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_linux_baremetal.json
+++ b/scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_linux_baremetal.json
@@ -30,7 +30,6 @@
       "src@12345",
       "--output_manifest"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "env": {
       "PATH": "%(PATH)s:RECIPE_PACKAGE_REPO[depot_tools]"
     },
@@ -69,7 +68,6 @@
       "RECIPE_MODULE[build::webrtc]/resources/cleanup_files.py",
       "[SLAVE_BUILD]/src/out"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "clean test output files"
   },
   {
@@ -81,7 +79,6 @@
       "python",
       "RECIPE_PACKAGE_REPO[build]/scripts/slave/cleanup_temp.py"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "cleanup_temp"
   },
   {
@@ -91,7 +88,6 @@
       "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 dcheck_always_on=1 fastbuild=1 ffmpeg_branding=Chrome gomadir='[BUILD]/goma' rtc_use_264=1 target_arch=x64 use_goma=1",
@@ -132,7 +128,6 @@
       "--",
       "All"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "env": {
       "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json"
     },
@@ -148,7 +143,6 @@
       "-u",
       "RECIPE_MODULE[build::webrtc]/resources/ensure_webcam_is_running.py"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "webcam_check"
   },
   {
@@ -180,7 +174,6 @@
       "-pb",
       "[SLAVE_BUILD]/src/resources/audioproc.aecdump"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "audioproc"
   },
   {
@@ -208,7 +201,6 @@
       "[SLAVE_BUILD]/src/resources/speech_and_misc_wb.pcm",
       "isac_speech_and_misc_wb.pcm"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "isac_fix_test"
   },
   {
@@ -234,7 +226,6 @@
       "voe_auto_test",
       "--automated"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "voe_auto_test"
   },
   {
@@ -259,7 +250,6 @@
       "--revision=f27fede2220bcd326aee3e86ddfd4ebd0fe58cb9",
       "video_capture_tests"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "video_capture_tests"
   },
   {
@@ -284,7 +274,6 @@
       "--revision=f27fede2220bcd326aee3e86ddfd4ebd0fe58cb9",
       "webrtc_perf_tests"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "webrtc_perf_tests"
   },
   {