Add counting the number of CPU's in goma module

scripts/slave/recipes/chromium_trybot.expected/analyze_webkit.json

Index: scripts/slave/recipes/chromium_trybot.expected/analyze_webkit.json
diff --git a/scripts/slave/recipes/chromium_trybot.expected/analyze_webkit.json b/scripts/slave/recipes/chromium_trybot.expected/analyze_webkit.json
index b7a619101c7cd2843cb76c1ebc2cf906015e2c0c..854716ec267b4cfa71b8cf1d9cb085d92b499a5b 100644
--- a/scripts/slave/recipes/chromium_trybot.expected/analyze_webkit.json
+++ b/scripts/slave/recipes/chromium_trybot.expected/analyze_webkit.json
@@ -180,6 +180,28 @@
     "cmd": [
       "python",
       "-u",
+      "\nimport multiprocessing\n\ntry:\n  jobs = min(200, multiprocessing.cpu_count() * 10)\nexcept NotImplementedError:\n  jobs = 50\n\nprint jobs\n"
+    ],
+    "name": "ensure_goma.get the number of cpus",
+    "stdout": "/path/to/tmp/",
+    "~followup_annotations": [
+      "@@@STEP_NEST_LEVEL@1@@@",
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import multiprocessing@@@",
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@try:@@@",
+      "@@@STEP_LOG_LINE@python.inline@  jobs = min(200, multiprocessing.cpu_count() * 10)@@@",
+      "@@@STEP_LOG_LINE@python.inline@except NotImplementedError:@@@",
+      "@@@STEP_LOG_LINE@python.inline@  jobs = 50@@@",
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@print jobs@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
       "[SLAVE_BUILD]\\src\\tools\\swarming_client\\swarming.py",
       "--version"
     ],