Add a android_compile_dbg trybot.

masters/master.tryserver.chromium.linux/slaves.cfg

 # -*- python -*-
 # ex: set syntax=python:
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # See master.experimental/slaves.cfg for documentation.
 
 def linux():
   linux_arm_testers = [9]
@@ skipping 136 matching lines @@
 
 
 def android():
   perf_bisect_builders = [726, 727, 728, 729]
   compile_slaves = [
     {
       'master': 'TryServerChromiumLinux',
       'builder': ['android_clang_dbg_recipe',
                   'android_x86_dbg_recipe',
                   'android_arm64_dbg_recipe',
+                  'android_compile_dbg',
                   'android_compile_rel'],
       'hostname': 'slave%d-c4' % i,
       'os': 'linux',
       'version': 'precise',
       'bits': '64',
     } for i in range(101, 121) + range(453, 492) + range(749, 767)
   ]
 
   test_slaves = [
     {
@@ skipping 18 matching lines @@
       'os': 'linux',
       'version': 'precise',
       'bits': '64',
     } for i in range(520, 540)
   ]
 
   return compile_slaves + test_slaves + aosp_slaves
 
 
 slaves = linux() + android()