Recipes: make cwd default to slave_build

scripts/slave/recipes/chromium.expected/full_chromium_webkit_WebKit_Win_x64_Builder__dbg_.json

Index: scripts/slave/recipes/chromium.expected/full_chromium_webkit_WebKit_Win_x64_Builder__dbg_.json
diff --git a/scripts/slave/recipes/chromium.expected/full_chromium_webkit_WebKit_Win_x64_Builder__dbg_.json b/scripts/slave/recipes/chromium.expected/full_chromium_webkit_WebKit_Win_x64_Builder__dbg_.json
index 0f73113db61bf740cdcfbe2d5f64946dcb0d3c24..38d4909e46bd52b9f3d579f2dd10bfff859fdeea 100644
--- a/scripts/slave/recipes/chromium.expected/full_chromium_webkit_WebKit_Win_x64_Builder__dbg_.json
+++ b/scripts/slave/recipes/chromium.expected/full_chromium_webkit_WebKit_Win_x64_Builder__dbg_.json
@@ -5,6 +5,7 @@
       "-u",
       "[BUILD]\\scripts\\slave\\kill_processes.py"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "taskkill"
   },
   {
@@ -31,6 +32,7 @@
       "--revision",
       "src/third_party/WebKit@HEAD"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "bot_update",
     "~followup_annotations": [
       "@@@STEP_TEXT@Some step text@@@",
@@ -77,6 +79,7 @@
       "[SLAVE_BUILD]\\src\\tools\\swarming_client\\swarming.py",
       "--version"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "swarming.py --version",
     "stdout": "/path/to/tmp/",
     "~followup_annotations": [
@@ -90,6 +93,7 @@
       "[DEPOT_TOOLS]\\gclient.py",
       "runhooks"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "env": {
       "GYP_DEFINES": "chromium_win_pch=0 component=shared_library fastbuild=1 gomadir='[BUILD]\\goma' target_arch=x64 test_isolation_mode=prepare use_goma=1"
     },
@@ -103,6 +107,7 @@
       "[SLAVE_BUILD]\\src\\testing\\buildbot\\chromium.webkit.json",
       "/path/to/tmp/json"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "read test spec",
     "~followup_annotations": [
       "@@@STEP_TEXT@path: [SLAVE_BUILD]\\src\\testing\\buildbot\\chromium.webkit.json@@@",
@@ -125,6 +130,7 @@
       "--properties",
       "{\"buildername\": \"WebKit Win x64 Builder (dbg)\", \"buildnumber\": 571, \"mastername\": \"chromium.webkit\", \"slavename\": \"TestSlavename\", \"target_platform\": \"win\"}"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "get compile targets for scripts",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@{}@@@",
@@ -137,6 +143,7 @@
       "-u",
       "[BUILD]\\scripts\\slave\\cleanup_temp.py"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "cleanup_temp"
   },
   {
@@ -158,6 +165,7 @@
       "blink_tests",
       "crash_service"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "compile"
   },
   {
@@ -177,6 +185,7 @@
       "--build-properties",
       "{\"blamelist\": [\"cool_dev1337@chromium.org\", \"hax@chromium.org\"], \"buildername\": \"WebKit Win x64 Builder (dbg)\", \"buildnumber\": 571, \"mastername\": \"chromium.webkit\", \"parent_buildername\": null, \"recipe\": \"chromium\", \"slavename\": \"TestSlavename\", \"workdir\": \"/path/to/workdir/TestSlavename\"}"
     ],
+    "cwd": "[SLAVE_BUILD]",
     "name": "package build"
   }
 ]