[cq] Automatically use the same bots for git cl try.

PRESUBMIT.py

Index: PRESUBMIT.py
diff --git a/PRESUBMIT.py b/PRESUBMIT.py
index e6b528e75795668a2a9c1589a6a410dfce26cf2e..f8516afc44ef50ac5390f94aaa4acd7a5e86d31c 100644
--- a/PRESUBMIT.py
+++ b/PRESUBMIT.py
@@ -275,28 +275,3 @@ def CheckChangeOnCommit(input_api, output_api):
         input_api, output_api,
         json_url='http://v8-status.appspot.com/current?format=json'))
   return results
-
-
-def GetPreferredTryMasters(project, change):
-  return {
-    'tryserver.v8': {
-      'v8_linux_rel_ng': set(['defaulttests']),
-      'v8_linux_dbg_ng': set(['defaulttests']),
-      'v8_linux_nodcheck_rel': set(['defaulttests']),
-      'v8_linux_gcc_compile_rel': set(['defaulttests']),
-      'v8_linux64_rel_ng': set(['defaulttests']),
-      'v8_linux64_asan_rel': set(['defaulttests']),
-      'v8_linux64_avx2_rel': set(['defaulttests']),
-      'v8_win_rel_ng': set(['defaulttests']),
-      'v8_win_compile_dbg': set(['defaulttests']),
-      'v8_win_nosnap_shared_compile_rel': set(['defaulttests']),
-      'v8_win64_rel_ng': set(['defaulttests']),
-      'v8_mac_rel': set(['defaulttests']),
-      'v8_linux_arm_rel': set(['defaulttests']),
-      'v8_linux_arm64_rel': set(['defaulttests']),
-      'v8_linux_mipsel_compile_rel': set(['defaulttests']),
-      'v8_linux_mips64el_compile_rel': set(['defaulttests']),
-      'v8_android_arm_compile_rel': set(['defaulttests']),
-      'v8_linux_chromium_gn_rel': set(['defaulttests']),
-    },
-  }