Split up ios/web:test_support.

ios/chrome/app/application_delegate/BUILD.gn

 # Copyright 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.
 
 source_set("application_delegate") {
   sources = [
     "memory_warning_helper.h",
     "memory_warning_helper.mm",
   ]
   deps = [
@@ skipping 42 matching lines @@
     "//ios/chrome/browser/ui/main",
     "//ios/chrome/browser/ui/settings",
     "//ios/chrome/test:test_support",
     "//ios/chrome/test/base",
     "//ios/chrome/test/ocmock",
     "//ios/public/provider/chrome/browser:test_support",
     "//ios/public/provider/chrome/browser/distribution",
     "//ios/public/provider/chrome/browser/user_feedback:test_support",
     "//ios/testing:ocmock_support",
     "//ios/web",
-    "//ios/web:test_support",
+    "//ios/web/public/test",
     "//net:test_support",
     "//testing/gtest",
     "//third_party/ocmock",
     "//ui/base",
     "//url",
   ]
   libs = [
     "CoreSpotlight.framework",
     "QuartzCore.framework",
   ]
@@ skipping 74 matching lines @@
     "//base",
     "//base/test:test_support",
     "//ios/chrome/app:app_internal",
     "//ios/chrome/browser",
     "//net",
     "//ui/base",
     "//url",
   ]
   libs = [ "UIKit.framework" ]
 }