Also add comments requested by review, and some more.

tests/standalone/standalone.status

 # Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 # WARNING:
 # Tests using the multitest feature where failure is expected should *also* be
 # listed in tests/lib/analyzer/analyze_tests.status without the "standalone"
 # prefix.
 
 package/invalid_uri_test: Fail, OK # CompileTimeErrors intentionally
 package/scenarios/packages_file_strange_formatting/empty_package_dir_test: Fail, OK # CompileTimeErrors intentionally
 package/scenarios/empty_packages_file/empty_packages_file_discovery_test: Fail, OK # CompileTimeErrors intentionally
 package/scenarios/empty_packages_file/empty_packages_file_option_test: Fail, OK # CompileTimeErrors intentionally
 package/scenarios/invalid/invalid_package_name_test: RuntimeError, CompileTimeError # Errors intentionally
 package/scenarios/invalid/same_package_twice_test.dart: RuntimeError, CompileTimeError # Errors intentionally
 full_coverage_test: Pass, Slow, Timeout
 verified_mem_test: Pass, Slow, Timeout # Does verify before and after GC.
 
 issue14236_test: Pass # Do not remove this line. It serves as a marker for Issue 14516 comment #4.
 
+[ ($runtime != vm || $compiler != none) && $compiler != dartanalyzer && $compiler != dart2analyzer ]
+packages_file_test: Skip # Uses Platform.executable
+
 [ ($runtime != vm && $runtime != dart_precompiled && $runtime != dart_app) && ($runtime != drt || $compiler != none)) ]
 no_assert_test: Fail, OK # This is testing a vm flag.
 
 [ ($runtime == vm || $runtime == dart_precompiled || $runtime == dart_app) ]
 package/package_isolate_test: Fail # Issue 12474
 io/observatory_test: Fail
 package/scenarios/invalid/same_package_twice_test: Pass # Issue 24119
 
 [ ($runtime == vm || $runtime == dart_precompiled || $runtime == dart_app) && $checked ]
 # These tests have type errors on purpose.
@@ skipping 221 matching lines @@
 io/socket_cross_process_test: Skip # Platform.executable
 io/test_runner_test: Skip # Platform.executable
 io/file_lock_test: Skip # Platform.executable
 io/code_collection_test: Skip # Platform.executable
 io/file_lock_test: Skip # Platform.executable
 io/raw_socket_cross_process_test: Skip # Platform.executable
 io/test_extension_test: Skip # Platform.executable
 io/named_pipe_script_test: Skip # Platform.executable
 io/regress_7679_test: Skip # Platform.executable
 io/process_*: Skip # Most use Platform.executable
-packages_file_test: Skip # Platform.executable
 
 [ $runtime == dart_precompiled || $runtime == dart_app || $mode == product ]
 debugger/*: Skip
 assert_test: SkipByDesign # Requires checked mode.
 no_assert_test: SkipByDesign # Requires checked mode.
 io/code_collection_test: Skip # Incompatible flags
 
 # Code coverage is not supported in product mode.
 [ $mode == product ]
 full_coverage_test: SkipByDesign
@@ skipping 31 matching lines @@
 
 [ $compiler == precompiler && $runtime == dart_precompiled && $system == android ]
 io/*: Skip # Issue #26376
 
 typed_data_isolate_test: Skip # Issue #26376
 typed_array_test: Skip # Issue #26376
 typed_array_int64_uint64_test: Skip # Issue #26376
 
 oom_error_stacktrace_test: Skip # Issue #26377
 out_of_memory_test: Skip # Issue #26377