Remove constant ALL_BASELINE_VARIANTS from port/test.py.

third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/port/test.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 347 matching lines @@
     filesystem.write_text_file(filesystem.join(LAYOUT_TEST_DIR, 'virtual', 'virtual_passes',
                                                'passes', 'args-expected.txt'), 'args-txt --virtual-arg')
     # Clear the list of written files so that we can watch what happens during testing.
     filesystem.clear_written_files()
 
 
 class TestPort(Port):
     port_name = 'test'
     default_port_name = 'test-mac-mac10.10'
 
-    # TODO(wkorman): The below constant is legacy code and is only referenced by a unit test. Find the modern way to do
-    # the same thing that test is doing and delete this.
-    #
-    # A list of platform names sufficient to cover all the baselines.
-    # The list should be sorted so that a later platform  will reuse
-    # an earlier platform's baselines if they are the same (e.g.,
-    # 'mac10.10' should precede 'mac10.9').
-    ALL_BASELINE_VARIANTS = (
-        'test-linux-trusty', 'test-linux-precise', 'test-linux-x86',
-        'test-mac-mac10.11', 'test-mac-mac10.10',
-        'test-win-win10', 'test-win-win7'
-    )
-
     FALLBACK_PATHS = {
         'win7': ['test-win-win7', 'test-win-win10'],
         'win10': ['test-win-win10'],
         'mac10.10': ['test-mac-mac10.10', 'test-mac-mac10.11'],
         'mac10.11': ['test-mac-mac10.11'],
         'trusty': ['test-linux-trusty', 'test-win-win7'],
         'precise': ['test-linux-precise', 'test-linux-trusty', 'test-win-win7'],
         'linux32': ['test-linux-x86', 'test-linux-precise', 'test-linux-trusty', 'test-win-win7'],
     }
 
@@ skipping 266 matching lines @@
         else:
             image = test.actual_image
         return DriverOutput(actual_text, image, test.actual_checksum, audio,
                             crash=(crash or web_process_crash), crashed_process_name=crashed_process_name,
                             crashed_pid=crashed_pid, crash_log=crash_log,
                             test_time=time.time() - start_time, timeout=test.timeout, error=test.error, pid=self.pid,
                             leak=test.leak)
 
     def stop(self):
         self.started = False