Delete all test isolate file.

chrome/test/media_router/media_router_perf_tests.isolate

Index: chrome/test/media_router/media_router_perf_tests.isolate
diff --git a/chrome/test/media_router/media_router_perf_tests.isolate b/chrome/test/media_router/media_router_perf_tests.isolate
deleted file mode 100644
index 5ec96763d97b50750e68824199359d9c53e4402e..0000000000000000000000000000000000000000
--- a/chrome/test/media_router/media_router_perf_tests.isolate
+++ /dev/null
@@ -1,32 +0,0 @@
-# Copyright (c) 2016 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-{
-  'conditions': [
-    ['OS=="linux" or OS=="mac" or OS=="win"', {
-      'variables': {
-        'command': [
-          'python',
-          'telemetry/run_benchmark',
-          '--browser=release',
-          '--also-run-disabled-tests',
-          '-v',
-          '--output-format=chartjson',
-          '--output-dir=${ISOLATED_OUTDIR}',
-        ],
-        'files': [
-          'internal/',
-          '<(PRODUCT_DIR)/mr_extension/release/',
-          '<(PRODUCT_DIR)/media_router/test_extension/',
-          '../../../third_party/catapult/',
-          '../../../tools/perf/',
-          '../../../tools/variations/fieldtrial_util.py',
-          'telemetry/',
-        ],
-      },
-    }],
-  ],
-  'includes': [
-    '../../chrome.isolate',
-  ],
-}