Implement a basic PPAPI plugin for Blink layout tests.

third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/port/base.py

 # Copyright (C) 2010 Google Inc. All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 # copyright notice, this list of conditions and the following disclaimer
@@ skipping 1085 matching lines @@
                 'XAUTHORITY',
                 'HOME',
                 'LANG',
                 'LD_LIBRARY_PATH',
                 'DBUS_SESSION_BUS_ADDRESS',
                 'XDG_DATA_DIRS',
             ]
             clean_env['DISPLAY'] = self._value_or_default_from_environ('DISPLAY', ':1')
         if self.host.platform.is_mac():
             clean_env['DYLD_LIBRARY_PATH'] = self._build_path()
-            clean_env['DYLD_FRAMEWORK_PATH'] = self._build_path()

[dcheng, 2015/12/01 22:08:18]

This was changed in https://codereview.chromium.org/22978015, but doesn't appear
to actually be necessary (I tried a component build as well, and it worked
fine).

             variables_to_copy += [
                 'HOME',
             ]
         if self.host.platform.is_win():
             variables_to_copy += [
                 'PATH',
                 'GYP_DEFINES',  # Required to locate win sdk.
             ]
         if self.host.platform.is_cygwin():
             variables_to_copy += [
@@ skipping 677 matching lines @@
 class PhysicalTestSuite(object):
     def __init__(self, base, args, reference_args=None):
         self.name = base
         self.base = base
         self.args = args
         self.reference_args = args if reference_args is None else reference_args
         self.tests = set()
 
     def __repr__(self):
         return "PhysicalTestSuite('%s', '%s', %s, %s)" % (self.name, self.base, self.args, self.reference_args)