Recipes: make cwd default to slave_build

scripts/slave/recipes/chromium.expected/full_chromium_perf_fyi_Android_Nexus9_Perf.json

Index: scripts/slave/recipes/chromium.expected/full_chromium_perf_fyi_Android_Nexus9_Perf.json
diff --git a/scripts/slave/recipes/chromium.expected/full_chromium_perf_fyi_Android_Nexus9_Perf.json b/scripts/slave/recipes/chromium.expected/full_chromium_perf_fyi_Android_Nexus9_Perf.json
index 21c58a9616c0c6a1b19dc54fa141758a3253a293..8c055f1cd78f819eeb7e6004b1829198f26b38f4 100644
--- a/scripts/slave/recipes/chromium.expected/full_chromium_perf_fyi_Android_Nexus9_Perf.json
+++ b/scripts/slave/recipes/chromium.expected/full_chromium_perf_fyi_Android_Nexus9_Perf.json
@@ -21,6 +21,7 @@
       "--revision",
       "src@1111111"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "bot_update",
     "~followup_annotations": [
       "@@@STEP_TEXT@Some step text@@@",
@@ -67,6 +68,7 @@
       "[DEPOT_TOOLS]/gclient.py",
       "runhooks"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "GYP_CROSSCOMPILE": "1",
       "GYP_DEFINES": "OS=android branding=Chrome buildtype=Official component=static_library fastbuild=1 gomadir='[BUILD]/goma' target_arch=arm64 use_goma=1",
@@ -80,6 +82,7 @@
       "-u",
       "[BUILD]/scripts/slave/cleanup_temp.py"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "cleanup_temp"
   },
   {
@@ -92,6 +95,7 @@
       "[SLAVE_BUILD]/src/out/build_product.zip",
       "[SLAVE_BUILD]/src"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "clean local files",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@python.inline@@@@",
@@ -116,6 +120,7 @@
       "[SLAVE_BUILD]/src",
       "src"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "tree truth steps"
   },
   {
@@ -125,6 +130,7 @@
       "\nimport os, sys\nfrom common import chromium_utils\n\nif os.path.exists(sys.argv[1]):\n  chromium_utils.RemoveDirectory(sys.argv[1])\n",
       "[SLAVE_BUILD]/src/out/Release"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "rmtree build directory",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@python.inline@@@@",
@@ -150,6 +156,7 @@
       "--build-properties",
       "{\"blamelist\": [\"cool_dev1337@chromium.org\", \"hax@chromium.org\"], \"buildername\": \"Android Nexus9 Perf\", \"buildnumber\": 571, \"mastername\": \"chromium.perf.fyi\", \"parent_build_archive_url\": \"gs://test-domain/test-archive.zip\", \"parent_buildername\": \"Android Builder 64\", \"parent_got_revision\": \"1111111\", \"recipe\": \"chromium\", \"slavename\": \"TestSlavename\", \"workdir\": \"/path/to/workdir/TestSlavename\"}"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "extract build"
   }
 ]