Android GN: don't reboot before running

infra/bots/recipes/swarm_test.expected/Test-Android-Clang-AndroidOne-CPU-MT6582-arm-Release-GN_Android.json

 [
   {
     "cmd": [
       "adb",
       "reboot"
     ],
     "cwd": "[SLAVE_BUILD]/skia",
     "name": "reboot"
   },
   {
     "cmd": [
       "adb",
       "wait-for-usb-device"
     ],
     "cwd": "[SLAVE_BUILD]/skia",
     "name": "wait for device"
   },
   {
     "cmd": [
+      "python",
+      "-u",
+      "\nimport subprocess\nimport sys\nimport time\ntime.sleep(30)\nfor attempt in range(30):\n  done = subprocess.check_output(['adb', 'shell',\n                                  'getprop', 'sys.boot_completed'])\n  if done.strip() == '1':\n    sys.exit(0)\n  time.sleep(1)\nsys.exit(1)\n"
+    ],
+    "name": "wait for sys.boot_completed",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@python.inline@@@@",
+      "@@@STEP_LOG_LINE@python.inline@import subprocess@@@",
+      "@@@STEP_LOG_LINE@python.inline@import sys@@@",
+      "@@@STEP_LOG_LINE@python.inline@import time@@@",
+      "@@@STEP_LOG_LINE@python.inline@time.sleep(30)@@@",
+      "@@@STEP_LOG_LINE@python.inline@for attempt in range(30):@@@",
+      "@@@STEP_LOG_LINE@python.inline@  done = subprocess.check_output(['adb', 'shell',@@@",
+      "@@@STEP_LOG_LINE@python.inline@                                  'getprop', 'sys.boot_completed'])@@@",
+      "@@@STEP_LOG_LINE@python.inline@  if done.strip() == '1':@@@",
+      "@@@STEP_LOG_LINE@python.inline@    sys.exit(0)@@@",
+      "@@@STEP_LOG_LINE@python.inline@  time.sleep(1)@@@",
+      "@@@STEP_LOG_LINE@python.inline@sys.exit(1)@@@",
+      "@@@STEP_LOG_END@python.inline@@@"
+    ]
+  },
+  {
+    "cmd": [
       "adb",
       "shell",
       "rm",
       "-rf",
       "/data/local/tmp/*"
     ],
     "cwd": "[SLAVE_BUILD]/skia",
     "name": "TEMPORARY clear /data/local/tmp"
   },
   {
@@ skipping 596 matching lines @@
     ],
     "cwd": "[SLAVE_BUILD]/skia",
     "name": "kill adb server"
   },
   {
     "name": "$result",
     "recipe_result": null,
     "status_code": 0
   }
 ]