[Android] Remove more references to and uses of AndroidCommands.

tools/profile_chrome/main.py

 #!/usr/bin/env 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.
 
 import logging
 import optparse
 import os
 import sys
 import webbrowser
 
 from profile_chrome import chrome_controller
 from profile_chrome import ddms_controller
 from profile_chrome import flags
 from profile_chrome import perf_controller
 from profile_chrome import profiler
 from profile_chrome import systrace_controller
 from profile_chrome import ui
 
-from pylib import android_commands
 from pylib.device import device_utils
 
 
 _DEFAULT_CHROME_CATEGORIES = '_DEFAULT_CHROME_CATEGORIES'
 
 
 def _ComputeChromeCategories(options):
   categories = []
   if options.trace_frame_viewer:
     categories.append('disabled-by-default-cc.debug')
@@ skipping 131 matching lines @@
 
 For basic jank busting uses, use  --trace-frame-viewer
 For detailed study of ubercompositor, pass --trace-ubercompositor.
 
 When in doubt, just try out --trace-frame-viewer.
 """)
 
   if options.verbose:
     logging.getLogger().setLevel(logging.DEBUG)
 
-  devices = android_commands.GetAttachedDevices()
+  devices = device_utils.DeviceUtils.HealthyDevices()
   device = None
-  if options.device in devices:
-    device = options.device
-  elif not options.device and len(devices) == 1:
+  if options.device:
+    device = next((d for d in devices if d == options.device), None)
+  elif len(devices) == 1:
     device = devices[0]
+
   if not device:
     parser.error('Use -d/--device to select a device:\n' + '\n'.join(devices))
-  device = device_utils.DeviceUtils(device)
   package_info = profiler.GetSupportedBrowsers()[options.browser]
 
   if options.chrome_categories in ['list', 'help']:
     ui.PrintMessage('Collecting record categories list...', eol='')
     record_categories = []
     disabled_by_default_categories = []
     record_categories, disabled_by_default_categories = \
         chrome_controller.ChromeTracingController.GetCategories(
             device, package_info)
 
@@ skipping 65 matching lines @@
       enabled_controllers,
       options.time if not options.continuous else 0,
       output=options.output,
       compress=options.compress,
       write_json=options.json)
   if options.view:
     if sys.platform == 'darwin':
       os.system('/usr/bin/open %s' % os.path.abspath(result))
     else:
       webbrowser.open(result)