Recipes: make cwd default to slave_build

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

Index: scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_linux_legacy_svn_patch.json
diff --git a/scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_linux_legacy_svn_patch.json b/scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_linux_legacy_svn_patch.json
index 3cc7c1c2289794f4a37fd3cadd61d5d5294b9949..7721d401d4397bc09d30a2d939dc8a9f0f14f65c 100644
--- a/scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_linux_legacy_svn_patch.json
+++ b/scripts/slave/recipes/webrtc/standalone.expected/tryserver_webrtc_linux_legacy_svn_patch.json
@@ -23,6 +23,7 @@
       "--revision",
       "src@12345"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "bot_update",
     "~followup_annotations": [
       "@@@STEP_TEXT@Some step text@@@",
@@ -49,6 +50,7 @@
       "RECIPE_MODULE[webrtc]/resources/cleanup_files.py",
       "[SLAVE_BUILD]/src/out"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "clean test output files"
   },
   {
@@ -57,6 +59,7 @@
       "-u",
       "[BUILD]/scripts/slave/cleanup_temp.py"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "cleanup_temp"
   },
   {
@@ -66,6 +69,7 @@
       "[DEPOT_TOOLS]/gclient.py",
       "runhooks"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "GYP_DEFINES": "component=shared_library dcheck_always_on=1 fastbuild=1 gomadir='[BUILD]/goma' target_arch=x64 use_goma=1"
     },
@@ -89,6 +93,7 @@
       "--",
       "All"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "compile"
   },
   {
@@ -111,6 +116,7 @@
       "[SLAVE_BUILD]/src/out/Debug/audio_decoder_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "audio_decoder_unittests"
   },
   {
@@ -133,6 +139,7 @@
       "[SLAVE_BUILD]/src/out/Debug/common_audio_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "common_audio_unittests"
   },
   {
@@ -155,6 +162,7 @@
       "[SLAVE_BUILD]/src/out/Debug/common_video_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "common_video_unittests"
   },
   {
@@ -177,6 +185,7 @@
       "[SLAVE_BUILD]/src/out/Debug/libjingle_media_unittest",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "libjingle_media_unittest"
   },
   {
@@ -199,6 +208,7 @@
       "[SLAVE_BUILD]/src/out/Debug/libjingle_p2p_unittest",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "libjingle_p2p_unittest"
   },
   {
@@ -221,6 +231,7 @@
       "[SLAVE_BUILD]/src/out/Debug/libjingle_peerconnection_unittest",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "libjingle_peerconnection_unittest"
   },
   {
@@ -243,6 +254,7 @@
       "[SLAVE_BUILD]/src/out/Debug/modules_tests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "modules_tests"
   },
   {
@@ -265,6 +277,7 @@
       "[SLAVE_BUILD]/src/out/Debug/modules_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "modules_unittests"
   },
   {
@@ -287,6 +300,7 @@
       "[SLAVE_BUILD]/src/out/Debug/rtc_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "rtc_unittests"
   },
   {
@@ -309,6 +323,7 @@
       "[SLAVE_BUILD]/src/out/Debug/system_wrappers_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "system_wrappers_unittests"
   },
   {
@@ -331,6 +346,7 @@
       "[SLAVE_BUILD]/src/out/Debug/test_support_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "test_support_unittests"
   },
   {
@@ -353,6 +369,7 @@
       "[SLAVE_BUILD]/src/out/Debug/tools_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "tools_unittests"
   },
   {
@@ -375,6 +392,7 @@
       "[SLAVE_BUILD]/src/out/Debug/video_engine_core_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "video_engine_core_unittests"
   },
   {
@@ -397,6 +415,7 @@
       "[SLAVE_BUILD]/src/out/Debug/video_engine_tests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "video_engine_tests"
   },
   {
@@ -419,6 +438,7 @@
       "[SLAVE_BUILD]/src/out/Debug/voice_engine_unittests",
       "--"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "voice_engine_unittests"
   }
 ]