Roll recipe dependencies (nontrivial).

scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_mac64_release__large_tests_.json

Index: scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_mac64_release__large_tests_.json
diff --git a/scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_mac64_release__large_tests_.json b/scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_mac64_release__large_tests_.json
index fbc14b78c60aab946b31713795200f8e4290e115..1f4792e4b9c4f1274953fbcf7450fc2f70fa383a 100644
--- a/scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_mac64_release__large_tests_.json
+++ b/scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_mac64_release__large_tests_.json
@@ -5,7 +5,6 @@
       "--json-file",
       "/path/to/tmp/json"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "host and tools info",
     "~followup_annotations": [
       "@@@STEP_TEXT@<br />OS X 1.2.3, Xcode 6.7.8 (5D342509a)@@@",
@@ -47,7 +46,6 @@
       "src@12345",
       "--output_manifest"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "env": {
       "PATH": "%(PATH)s:RECIPE_PACKAGE_REPO[depot_tools]"
     },
@@ -86,7 +84,6 @@
       "RECIPE_MODULE[build::webrtc]/resources/cleanup_files.py",
       "[SLAVE_BUILD]/src/out"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "clean test output files"
   },
   {
@@ -98,7 +95,6 @@
       "python",
       "RECIPE_PACKAGE_REPO[build]/scripts/slave/cleanup_temp.py"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "cleanup_temp"
   },
   {
@@ -108,7 +104,6 @@
       "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": "clang=1 component=static_library dcheck_always_on=1 ffmpeg_branding=Chrome gomadir='[BUILD]/goma' rtc_use_264=1 target_arch=x64 use_goma=1",
@@ -127,7 +122,6 @@
       "--output-json",
       "/path/to/tmp/json"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "env": {
       "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json"
     },
@@ -170,7 +164,6 @@
       "--",
       "All"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "env": {
       "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json"
     },
@@ -186,7 +179,6 @@
       "-u",
       "RECIPE_MODULE[build::webrtc]/resources/ensure_webcam_is_running.py"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "webcam_check"
   },
   {
@@ -213,7 +205,6 @@
       "--revision=f27fede2220bcd326aee3e86ddfd4ebd0fe58cb9",
       "audio_device_tests"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "audio_device_tests"
   },
   {
@@ -241,7 +232,6 @@
       "voe_auto_test",
       "--automated"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "voe_auto_test"
   },
   {
@@ -268,7 +258,6 @@
       "--revision=f27fede2220bcd326aee3e86ddfd4ebd0fe58cb9",
       "video_capture_tests"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "video_capture_tests"
   },
   {
@@ -297,7 +286,6 @@
       "--revision=170242",
       "webrtc_perf_tests"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "webrtc_perf_tests"
   },
   {