Recipes: make cwd default to slave_build

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

Index: scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_fyi_linux_asan__parallel_.json
diff --git a/scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_fyi_linux_asan__parallel_.json b/scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_fyi_linux_asan__parallel_.json
index 38fa48a5e35e5d2deda10caf487d8db67ca96e80..bb9676658c432ff9f51ffeb798d17fb7c29eac84 100644
--- a/scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_fyi_linux_asan__parallel_.json
+++ b/scripts/slave/recipes/webrtc/standalone.expected/client_webrtc_fyi_linux_asan__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": "asan=1 clang=1 component=static_library dcheck_always_on=1 gomadir='[BUILD]/goma' lsan=1 target_arch=x64 use_goma=1"
     },
@@ -87,6 +91,7 @@
       "--",
       "All"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "compile"
   },
   {
@@ -112,6 +117,7 @@
       "[SLAVE_BUILD]/src/out/Release/audio_decoder_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "audio_decoder_unittests"
   },
   {
@@ -137,6 +143,7 @@
       "[SLAVE_BUILD]/src/out/Release/common_audio_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "common_audio_unittests"
   },
   {
@@ -162,6 +169,7 @@
       "[SLAVE_BUILD]/src/out/Release/common_video_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "common_video_unittests"
   },
   {
@@ -187,6 +195,7 @@
       "[SLAVE_BUILD]/src/out/Release/libjingle_media_unittest",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "libjingle_media_unittest"
   },
   {
@@ -212,6 +221,7 @@
       "[SLAVE_BUILD]/src/out/Release/libjingle_p2p_unittest",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "libjingle_p2p_unittest"
   },
   {
@@ -237,6 +247,7 @@
       "[SLAVE_BUILD]/src/out/Release/libjingle_peerconnection_unittest",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "libjingle_peerconnection_unittest"
   },
   {
@@ -262,6 +273,7 @@
       "[SLAVE_BUILD]/src/out/Release/modules_tests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "modules_tests"
   },
   {
@@ -287,6 +299,7 @@
       "[SLAVE_BUILD]/src/out/Release/modules_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "modules_unittests"
   },
   {
@@ -312,6 +325,7 @@
       "[SLAVE_BUILD]/src/out/Release/rtc_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "rtc_unittests"
   },
   {
@@ -337,6 +351,7 @@
       "[SLAVE_BUILD]/src/out/Release/system_wrappers_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "system_wrappers_unittests"
   },
   {
@@ -362,6 +377,7 @@
       "[SLAVE_BUILD]/src/out/Release/test_support_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "test_support_unittests"
   },
   {
@@ -387,6 +403,7 @@
       "[SLAVE_BUILD]/src/out/Release/tools_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "tools_unittests"
   },
   {
@@ -412,6 +429,7 @@
       "[SLAVE_BUILD]/src/out/Release/video_engine_core_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "video_engine_core_unittests"
   },
   {
@@ -437,6 +455,7 @@
       "[SLAVE_BUILD]/src/out/Release/video_engine_tests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "video_engine_tests"
   },
   {
@@ -462,6 +481,7 @@
       "[SLAVE_BUILD]/src/out/Release/voice_engine_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "voice_engine_unittests"
   }
 ]