[inspector] conditionally copy files for inspector test.

test/inspector/inspector.isolate

Index: test/inspector/inspector.isolate
diff --git a/test/inspector/inspector.isolate b/test/inspector/inspector.isolate
index 18852efbb1f30e119902a09704f65478b51b45be..ca45911da350a2ac3a8c3f856ceca6f0e56aff59 100644
--- a/test/inspector/inspector.isolate
+++ b/test/inspector/inspector.isolate
@@ -2,23 +2,19 @@
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 {
-  'variables': {
-    'files': [
-      './console/',
-      './cpu-profiler/',
-      './debugger/',
-      './inspector.status',
-      './json-parse-expected.txt',
-      './json-parse.js',
-      './protocol-test.js',
-      './runtime/',
-      './testcfg.py',
-    ],
-  },
   'conditions': [
     ['v8_enable_inspector==1', {
       'variables': {
         'files': [
+          './console/',
+          './cpu-profiler/',
+          './debugger/',
+          './inspector.status',
+          './json-parse-expected.txt',
+          './json-parse.js',
+          './protocol-test.js',
+          './runtime/',
+          './testcfg.py',
           '<(PRODUCT_DIR)/inspector-test<(EXECUTABLE_SUFFIX)',
         ],
       },