Revert "Remove references to crash_service, which is no longer needed."

scripts/slave/recipes/chromium.expected/full_chromium_fyi_CrWin7Goma_dbg_.json

 [
   {
     "cmd": [
       "python",
       "-u",
       "RECIPE_PACKAGE_REPO[depot_tools]\\gclient.py",
       "sync",
       "--verbose",
       "--force",
       "--revision",
@@ skipping 199 matching lines @@
       "--goma-jsonstatus",
       "/path/to/tmp/json",
       "--goma-dir",
       "[BUILD]\\goma",
       "--goma-hermetic",
       "error",
       "--goma-enable-compiler-info-cache",
       "--",
       "base_unittests",
       "chromium_builder_tests",
-      "content_unittests"
+      "content_unittests",
+      "crash_service"
     ],
     "cwd": "[SLAVE_BUILD]",
     "name": "compile",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output (invalid)@null@@@",
       "@@@STEP_LOG_END@json.output (invalid)@@@"
     ]
   },
   {
     "cmd": [
       "python",
       "-u",
+      "RECIPE_PACKAGE_REPO[build]\\scripts\\slave\\chromium\\run_crash_handler.py",
+      "--target",
+      "Debug"
+    ],
+    "cwd": "[SLAVE_BUILD]",
+    "name": "start_crash_service"
+  },
+  {
+    "cmd": [
+      "python",
+      "-u",
       "[BUILD]\\goma\\diagnose_goma_log.py"
     ],
     "cwd": "[SLAVE_BUILD]",
     "name": "diagnose_goma"
   },
   {
     "allow_subannotations": true,
     "cmd": [
       "python",
       "-u",
@@ skipping 52 matching lines @@
     ],
     "cwd": "[SLAVE_BUILD]",
     "name": "process_dumps"
   },
   {
     "name": "$result",
     "recipe_result": null,
     "status_code": 0
   }
 ]