Revert of [inspector] always include user scripts in the snapshot.

test/inspector/testcfg.py

Index: test/inspector/testcfg.py
diff --git a/test/inspector/testcfg.py b/test/inspector/testcfg.py
index 9c943d9848a4e2815b757d574e917fcc7d5ee9ef..8dea3c96e87e8e5c0d143f27462c315db02575c9 100644
--- a/test/inspector/testcfg.py
+++ b/test/inspector/testcfg.py
@@ -5,7 +5,6 @@
 import itertools
 import os
 import re
-import shlex
 
 from testrunner.local import testsuite
 from testrunner.local import utils
@@ -44,7 +43,7 @@
     flags = [] + context.mode_flags
     flags_match = re.findall(FLAGS_PATTERN, source)
     for match in flags_match:
-      flags += shlex.split(match.strip())
+      flags += match.strip().split()
     testname = testcase.path.split(os.path.sep)[-1]
     testfilename = os.path.join(self.root, testcase.path + self.suffix())
     protocoltestfilename = os.path.join(self.root, PROTOCOL_TEST_JS)