[Android] Use --use-su w/ asan_device_setup.sh.

scripts/slave/recipes/cronet.expected/android_cronet_builder_asan.json

 [
   {
     "cmd": [
       "python",
       "-u",
       "\nimport os, sys\n\nbuild_path = sys.argv[1]\nif os.path.exists(build_path):\n  for (path, dir, files) in os.walk(build_path):\n    for cur_file in files:\n      if cur_file.endswith('index.lock'):\n        path_to_file = os.path.join(path, cur_file)\n        print 'deleting %s' % path_to_file\n        os.remove(path_to_file)\n",
       "[SLAVE_BUILD]"
     ],
     "name": "cleanup index.lock",
     "~followup_annotations": [
@@ skipping 516 matching lines @@
       "@@@STEP_LOG_LINE@03e0363a003c6ad6: blacklisted@}@@@",
       "@@@STEP_LOG_END@03e0363a003c6ad6: blacklisted@@@"
     ]
   },
   {
     "cmd": [
       "[SLAVE_BUILD]/src/tools/android/asan/third_party/asan_device_setup.sh",
       "--lib",
       "[SLAVE_BUILD]/src/third_party/llvm-build/Release+Asserts/lib/clang/3.9.0/lib/linux/libclang_rt.asan-arm-android.so",
       "--device",
-      "07a00ca4"
+      "07a00ca4",
+      "--use-su"
     ],
     "env": {
       "ADB": "[SLAVE_BUILD]/src/third_party/android_tools/sdk/platform-tools/adb",
       "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json",
       "PATH": "[SLAVE_BUILD]/src/third_party/android_tools/sdk/platform-tools:[SLAVE_BUILD]/src/build/android:%(PATH)s"
     },
     "name": "Set up ASAN on device 07a00ca4"
   },
   {
     "cmd": [
@@ skipping 175 matching lines @@
       "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json",
       "PATH": "[SLAVE_BUILD]/src/third_party/android_tools/sdk/platform-tools:[SLAVE_BUILD]/src/build/android:%(PATH)s"
     },
     "name": "stack_tool_for_asan"
   },
   {
     "cmd": [
       "[SLAVE_BUILD]/src/tools/android/asan/third_party/asan_device_setup.sh",
       "--revert",
       "--device",
-      "07a00ca4"
+      "07a00ca4",
+      "--use-su"
     ],
     "env": {
       "ADB": "[SLAVE_BUILD]/src/third_party/android_tools/sdk/platform-tools/adb",
       "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json",
       "PATH": "[SLAVE_BUILD]/src/third_party/android_tools/sdk/platform-tools:[SLAVE_BUILD]/src/build/android:%(PATH)s"
     },
     "name": "Tear down ASAN on device 07a00ca4"
   },
   {
     "cmd": [
@@ skipping 13 matching lines @@
       "@@@STEP_LOG_LINE@python.inline@  os.remove(report)@@@",
       "@@@STEP_LOG_END@python.inline@@@"
     ]
   },
   {
     "name": "$result",
     "recipe_result": null,
     "status_code": 0
   }
 ]