Recipes: make cwd default to slave_build

scripts/slave/recipes/chromium_trybot_legacy.expected/swarming_missing_isolated.json

Index: scripts/slave/recipes/chromium_trybot_legacy.expected/swarming_missing_isolated.json
diff --git a/scripts/slave/recipes/chromium_trybot_legacy.expected/swarming_missing_isolated.json b/scripts/slave/recipes/chromium_trybot_legacy.expected/swarming_missing_isolated.json
index 3caf5f1b18689da6577a78781f8c6bd8488a6d29..9b994ace03e907e6a55e1d4adb336d7180f3564a 100644
--- a/scripts/slave/recipes/chromium_trybot_legacy.expected/swarming_missing_isolated.json
+++ b/scripts/slave/recipes/chromium_trybot_legacy.expected/swarming_missing_isolated.json
@@ -28,6 +28,7 @@
       "src@HEAD",
       "--force"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "bot_update",
     "~followup_annotations": [
       "@@@STEP_TEXT@Some step text@@@",
@@ -75,6 +76,7 @@
       "[SLAVE_BUILD]/src/testing/buildbot/chromium_memory_trybot.json",
       "/path/to/tmp/json"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "read test spec",
     "~followup_annotations": [
       "@@@STEP_TEXT@path: testing/buildbot/chromium_memory_trybot.json@@@",
@@ -112,6 +114,7 @@
       "--properties",
       "{\"buildername\": \"linux_chromium_asan_rel\", \"buildnumber\": 571, \"mastername\": \"tryserver.chromium.linux\", \"slavename\": \"TestSlavename\", \"target_platform\": \"linux\"}"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "get compile targets for scripts",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@{}@@@",
@@ -141,6 +144,7 @@
       "[SLAVE_BUILD]/src/testing/buildbot/trybot_analyze_config.json",
       "/path/to/tmp/json"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "read filter exclusion spec",
     "~followup_annotations": [
       "@@@STEP_TEXT@path: 'testing/buildbot/trybot_analyze_config.json'@@@",
@@ -163,6 +167,7 @@
       "-u",
       "import sys; sys.exit(0)"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "analyze",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@excluded_files@foo.cc (regex = 'f.*')@@@",
@@ -193,6 +198,7 @@
       "[SLAVE_BUILD]/src/tools/swarming_client/swarming.py",
       "--version"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "swarming.py --version",
     "stdout": "/path/to/tmp/",
     "~followup_annotations": [
@@ -206,6 +212,7 @@
       "[DEPOT_TOOLS]/gclient.py",
       "runhooks"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "GYP_DEFINES": "asan=1 clang=1 component=static_library dcheck_always_on=1 fastbuild=1 gomadir='[BUILD]/goma' lsan=1 target_arch=x64 test_isolation_mode=prepare use_goma=1"
     },
@@ -220,6 +227,7 @@
       "[SLAVE_BUILD]/src/out/Release",
       "--clean-isolated-files"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "clean isolated files"
   },
   {
@@ -243,6 +251,7 @@
       "browser_tests",
       "browser_tests_run"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "compile (with patch)"
   },
   {
@@ -266,6 +275,7 @@
       "/path/to/tmp/",
       "[SLAVE_BUILD]/src/out/Release/*.isolated.gen.json"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "find isolated targets"
   },
   {
@@ -282,6 +292,7 @@
       "[SLAVE_BUILD]/src/out/Release/dummy_target_1.isolated.gen.json",
       "[SLAVE_BUILD]/src/out/Release/dummy_target_2.isolated.gen.json"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "isolate tests",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@{@@@",
@@ -364,6 +375,7 @@
       "--lsan=1",
       "--test-launcher-summary-output=${ISOLATED_OUTDIR}/output.json"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "[trigger] base_unittests (with patch)",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@{@@@",
@@ -387,6 +399,7 @@
       "\nimport sys\nprint '*.isolated file for target %s is missing' % sys.argv[1]\nsys.exit(1)\n",
       "browser_tests"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "[error] browser_tests (with patch)",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@python.inline@@@@",
@@ -411,6 +424,7 @@
       "--output",
       "/path/to/tmp/json"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "nacl_integration (with patch)",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@{@@@",
@@ -442,6 +456,7 @@
       "1",
       "base_unittests (with patch)/Ubuntu-12.04/[dummy has/linux_chromium_asan_rel/571"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "base_unittests (with patch)"
   },
   {
@@ -451,6 +466,7 @@
       "\nimport sys\nprint '%s wasn\\'t triggered' % sys.argv[1]\nsys.exit(1)\n",
       "browser_tests"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "[collect error] browser_tests (with patch)",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@python.inline@@@@",
@@ -467,6 +483,7 @@
       "-u",
       "import sys; sys.exit(1)"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "browser_tests",
     "~followup_annotations": [
       "step returned non-zero exit code: 1",