[ios] Removed deprecated ios/web/test/web_test.h.

ios/web/web_state/js/crw_js_post_request_loader_unittest.mm

 // Copyright 2015 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.
 
 #import "ios/web/web_state/js/crw_js_post_request_loader.h"
 
 #import <WebKit/WebKit.h>
 
 #import "base/mac/foundation_util.h"
 #import "base/mac/scoped_nsobject.h"
 #include "base/strings/sys_string_conversions.h"
 #import "base/test/ios/wait_util.h"
+#include "ios/web/public/test/web_test.h"
 #import "ios/web/public/web_view_creation_util.h"
-#import "ios/web/test/web_test.h"
 #import "ios/web/web_state/ui/crw_wk_script_message_router.h"
 #import "testing/gtest_mac.h"
 #import "third_party/ocmock/OCMock/OCMock.h"
 
 namespace base {
 namespace {
 
 typedef web::WebTest CRWJSPOSTRequestLoaderTest;
 
 // This script takes a JavaScript blob and converts it to a base64-encoded
@@ skipping 74 matching lines @@
     return complete;
   });
 
   // Clean up installed script handler.
   [messageRouter removeScriptMessageHandlerForName:@"XHRSendHandler"
                                            webView:web_view];
 }
 
 }  // namespace
 }  // namespace base