Recipes: make cwd default to slave_build

scripts/slave/recipes/gpu/build_and_test.expected/linux_debug.json

Index: scripts/slave/recipes/gpu/build_and_test.expected/linux_debug.json
diff --git a/scripts/slave/recipes/gpu/build_and_test.expected/linux_debug.json b/scripts/slave/recipes/gpu/build_and_test.expected/linux_debug.json
index 46afd394d6fd247f8e1c8a45c5cbd849c24ac0a7..865b51625177f78131cccc899f11370c9f0ffee3 100644
--- a/scripts/slave/recipes/gpu/build_and_test.expected/linux_debug.json
+++ b/scripts/slave/recipes/gpu/build_and_test.expected/linux_debug.json
@@ -5,6 +5,7 @@
       "-u",
       "[BUILD]/scripts/slave/cleanup_temp.py"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "cleanup temp"
   },
   {
@@ -30,6 +31,7 @@
       "src@204787",
       "--force"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "bot_update",
     "~followup_annotations": [
       "@@@STEP_TEXT@Some step text@@@",
@@ -76,6 +78,7 @@
       "[DEPOT_TOOLS]/gclient.py",
       "runhooks"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "GYP_DEFINES": "archive_gpu_tests=1 blink_logging_always_on=1 component=shared_library dcheck_always_on=1 disable_glibcxx_debug=1 ffmpeg_branding=Chrome gomadir='[BUILD]/goma' internal_gles2_conform_tests=1 proprietary_codecs=1 target_arch=x64 test_isolation_mode=prepare use_goma=1"
     },
@@ -90,6 +93,7 @@
       "[SLAVE_BUILD]/src/out/Debug",
       "--clean-isolated-files"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "clean isolated files"
   },
   {
@@ -118,6 +122,7 @@
       "tab_capture_end2end_tests_run",
       "telemetry_gpu_test_run"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "compile"
   },
   {
@@ -140,6 +145,7 @@
       "[SLAVE_BUILD]/src/out/Debug/tab_capture_end2end_tests.isolated.gen.json",
       "[SLAVE_BUILD]/src/out/Debug/telemetry_gpu_test.isolated.gen.json"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "isolate tests",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@{@@@",
@@ -163,6 +169,7 @@
       "-9",
       "gnome-keyring-daemon"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "killall gnome-keyring-daemon"
   },
   {
@@ -198,6 +205,7 @@
       "--",
       "--use-gpu-in-tests"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "content_gl_tests"
   },
   {
@@ -233,6 +241,7 @@
       "--",
       "--use-gpu-in-tests"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "gl_tests"
   },
   {
@@ -268,6 +277,7 @@
       "--",
       "--use-gpu-in-tests"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "angle_unittests"
   },
   {
@@ -315,6 +325,7 @@
       "--output-dir",
       "/path/to/tmp/"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "CHROME_DEVEL_SANDBOX": "/opt/chromium/chrome_sandbox"
     },
@@ -373,6 +384,7 @@
       "--output-dir",
       "/path/to/tmp/"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "CHROME_DEVEL_SANDBOX": "/opt/chromium/chrome_sandbox"
     },
@@ -422,6 +434,7 @@
       "--output-dir",
       "/path/to/tmp/"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "CHROME_DEVEL_SANDBOX": "/opt/chromium/chrome_sandbox"
     },
@@ -471,6 +484,7 @@
       "--output-dir",
       "/path/to/tmp/"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "CHROME_DEVEL_SANDBOX": "/opt/chromium/chrome_sandbox"
     },
@@ -520,6 +534,7 @@
       "--output-dir",
       "/path/to/tmp/"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "CHROME_DEVEL_SANDBOX": "/opt/chromium/chrome_sandbox"
     },
@@ -569,6 +584,7 @@
       "--output-dir",
       "/path/to/tmp/"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "CHROME_DEVEL_SANDBOX": "/opt/chromium/chrome_sandbox"
     },
@@ -618,6 +634,7 @@
       "--output-dir",
       "/path/to/tmp/"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "CHROME_DEVEL_SANDBOX": "/opt/chromium/chrome_sandbox"
     },
@@ -667,6 +684,7 @@
       "--output-dir",
       "/path/to/tmp/"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "CHROME_DEVEL_SANDBOX": "/opt/chromium/chrome_sandbox"
     },
@@ -716,6 +734,7 @@
       "--output-dir",
       "/path/to/tmp/"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "CHROME_DEVEL_SANDBOX": "/opt/chromium/chrome_sandbox"
     },
@@ -769,6 +788,7 @@
       "--output-dir",
       "/path/to/tmp/"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "CHROME_DEVEL_SANDBOX": "/opt/chromium/chrome_sandbox"
     },