Purge unpinned ashmem before parsing /proc/$pid/smaps.

tools/bisect-perf-regression.py

 #!/usr/bin/env python
 # Copyright (c) 2013 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.
 
 """Performance Test Bisect Tool
 
 This script bisects a series of changelists using binary search. It starts at
 a bad revision where a performance metric has regressed, and asks for a last
 known-good revision. It will then binary search across this revision range by
@@ skipping 493 matching lines @@
     """Builds the android content shell and other necessary tools using options
     passed into the script.
 
     Args:
         depot: Current depot being bisected.
         opts: The options parsed from the command line.
 
     Returns:
         True if build was successful.
     """
-    targets = ['chromium_testshell', 'cc_perftests_apk', 'forwarder2', 'md5sum']
+    targets = ['chromium_testshell', 'cc_perftests_apk', 'android_tools']
 
     threads = None
     if opts.use_goma:
       threads = 64
 
     build_success = False
     if opts.build_preference == 'ninja':
       build_success = BuildWithNinja(threads, targets)
     else:
       assert False, 'No build system defined.'
@@ skipping 2381 matching lines @@
       # The perf dashboard scrapes the "results" step in order to comment on
       # bugs. If you change this, please update the perf dashboard as well.
       bisect_utils.OutputAnnotationStepStart('Results')
     print 'Error: %s' % e.message
     if opts.output_buildbot_annotations:
       bisect_utils.OutputAnnotationStepClosed()
   return 1
 
 if __name__ == '__main__':
   sys.exit(main())