Roll recipe dependencies (nontrivial).

scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_win_x64_dbg.json

Index: scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_win_x64_dbg.json
diff --git a/scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_win_x64_dbg.json b/scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_win_x64_dbg.json
index a932c3f4a53e9353af5a790294086bcd7b52f49f..474aadea97de740fe32f7c041abd6292555c986d 100644
--- a/scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_win_x64_dbg.json
+++ b/scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_win_x64_dbg.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": "C:\\creds\\service_accounts\\service-account-goma-client.json",
       "GYP_DEFINES": "chromium_win_pch=0 component=shared_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": "C:\\creds\\service_accounts\\service-account-goma-client.json"
     },
@@ -164,7 +159,6 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\audio_decoder_unittests",
       "--"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "audio_decoder_unittests"
   },
   {
@@ -189,7 +183,6 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\common_audio_unittests",
       "--"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "common_audio_unittests"
   },
   {
@@ -214,7 +207,6 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\common_video_unittests",
       "--"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "common_video_unittests"
   },
   {
@@ -239,7 +231,6 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\modules_tests",
       "--"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "modules_tests"
   },
   {
@@ -264,7 +255,6 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\modules_unittests",
       "--"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "modules_unittests"
   },
   {
@@ -289,7 +279,6 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\peerconnection_unittests",
       "--"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "peerconnection_unittests"
   },
   {
@@ -314,7 +303,6 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\rtc_media_unittests",
       "--"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "rtc_media_unittests"
   },
   {
@@ -339,7 +327,6 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\rtc_pc_unittests",
       "--"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "rtc_pc_unittests"
   },
   {
@@ -364,7 +351,6 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\rtc_unittests",
       "--"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "rtc_unittests"
   },
   {
@@ -389,7 +375,6 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\system_wrappers_unittests",
       "--"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "system_wrappers_unittests"
   },
   {
@@ -414,7 +399,6 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\test_support_unittests",
       "--"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "test_support_unittests"
   },
   {
@@ -439,7 +423,6 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\tools_unittests",
       "--"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "tools_unittests"
   },
   {
@@ -464,7 +447,6 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\video_engine_tests",
       "--"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "video_engine_tests"
   },
   {
@@ -489,7 +471,6 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\voice_engine_unittests",
       "--"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "voice_engine_unittests"
   },
   {
@@ -513,7 +494,6 @@
       "--revision=f27fede2220bcd326aee3e86ddfd4ebd0fe58cb9",
       "webrtc_nonparallel_tests.exe"
     ],
-    "cwd": "[SLAVE_BUILD]",
     "name": "webrtc_nonparallel_tests"
   },
   {