Test msaa on bots using dm. 4 samples for Android, 16 elsewhere

tools/dm_flags.py

 #!/usr/bin/env python
 
 usage = '''
 Write extra flags to outfile for DM based on the bot name:
   $ python dm_flags.py outfile Test-Mac10.9-MacMini6.2-HD4000-x86_64-Release
 Or run self-tests:
   $ python dm_flags.py test
 '''
 
 import inspect
 import json
 import os
 import sys
 
 
 def lineno():
   caller = inspect.stack()[1]  # Up one level to our caller.
   return inspect.getframeinfo(caller[0]).lineno
 
 
 cov_start = lineno()+1   # We care about coverage starting just past this def.
 def get_args(bot):
   args = []
 
   configs = ['565', '8888', 'gpu', 'nvprmsaa4']
+  if 'Android' in bot:
+    configs.append('msaa4')
+  else:
+    configs.append('msaa16')
   # Xoom and NP are running out of RAM when we run all these modes.  skia:3255
   if ('Xoom'        not in bot and
       'NexusPlayer' not in bot):
     configs.extend(mode + '-8888' for mode in
                    ['serialize', 'tiles_rt', 'pipe'])
     configs.append('tiles_rt-gpu')
   if 'ANGLE' in bot:
     configs.append('angle')
   args.append('--config')
   args.extend(configs)
@@ skipping 77 matching lines @@
   if len(sys.argv) == 2 and sys.argv[1] == 'test':
     self_test()
     sys.exit(0)
 
   if len(sys.argv) != 3:
     print usage
     sys.exit(1)
 
   with open(sys.argv[1], 'w') as out:
     json.dump(get_args(sys.argv[2]), out)