Recipes: make cwd default to slave_build

scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_fyi_win64_debug__parallel_.json

Index: scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_fyi_win64_debug__parallel_.json
diff --git a/scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_fyi_win64_debug__parallel_.json b/scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_fyi_win64_debug__parallel_.json
index db82fdcd6002b40aaaf71be00bcbebb4ba3869b0..3fce660a30cd1655846d51142d7e6e47af9c274f 100644
--- a/scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_fyi_win64_debug__parallel_.json
+++ b/scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_fyi_win64_debug__parallel_.json
@@ -21,6 +21,7 @@
       "--revision",
       "src@12345"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "bot_update",
     "~followup_annotations": [
       "@@@STEP_TEXT@Some step text@@@",
@@ -47,6 +48,7 @@
       "RECIPE_MODULE[webrtc]\\resources\\cleanup_files.py",
       "[SLAVE_BUILD]\\src\\out"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "clean test output files"
   },
   {
@@ -55,6 +57,7 @@
       "-u",
       "[BUILD]\\scripts\\slave\\cleanup_temp.py"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "cleanup_temp"
   },
   {
@@ -64,6 +67,7 @@
       "[DEPOT_TOOLS]\\gclient.py",
       "runhooks"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "GYP_DEFINES": "chromium_win_pch=0 component=shared_library dcheck_always_on=1 fastbuild=1 gomadir='[BUILD]\\goma' target_arch=x64 use_goma=1"
     },
@@ -87,6 +91,7 @@
       "--",
       "All"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "compile"
   },
   {
@@ -109,6 +114,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\audio_decoder_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "audio_decoder_unittests"
   },
   {
@@ -131,6 +137,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\common_audio_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "common_audio_unittests"
   },
   {
@@ -153,6 +160,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\common_video_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "common_video_unittests"
   },
   {
@@ -175,6 +183,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\libjingle_media_unittest",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "libjingle_media_unittest"
   },
   {
@@ -197,6 +206,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\libjingle_p2p_unittest",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "libjingle_p2p_unittest"
   },
   {
@@ -219,6 +229,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\libjingle_peerconnection_unittest",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "libjingle_peerconnection_unittest"
   },
   {
@@ -241,6 +252,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\modules_tests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "modules_tests"
   },
   {
@@ -263,6 +275,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\modules_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "modules_unittests"
   },
   {
@@ -285,6 +298,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\rtc_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "rtc_unittests"
   },
   {
@@ -307,6 +321,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\system_wrappers_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "system_wrappers_unittests"
   },
   {
@@ -329,6 +344,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\test_support_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "test_support_unittests"
   },
   {
@@ -351,6 +367,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\tools_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "tools_unittests"
   },
   {
@@ -373,6 +390,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\video_engine_core_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "video_engine_core_unittests"
   },
   {
@@ -395,6 +413,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\video_engine_tests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "video_engine_tests"
   },
   {
@@ -417,6 +436,7 @@
       "[SLAVE_BUILD]\\src\\out\\Debug_x64\\voice_engine_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "voice_engine_unittests"
   }
 ]