Split up ios/web:test_support.

ios/chrome/test/earl_grey/chrome_test_case.mm

 // 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.
 
 #import "ios/chrome/test/earl_grey/chrome_test_case.h"
 
 #import <objc/runtime.h>
 
 #import <EarlGrey/EarlGrey.h>
 
 #include "base/mac/scoped_block.h"
 #include "base/strings/sys_string_conversions.h"
 #import "ios/chrome/test/app/chrome_test_util.h"
 #include "ios/chrome/test/app/settings_test_util.h"
 #include "ios/chrome/test/app/signin_test_util.h"
 #import "ios/chrome/test/app/sync_test_util.h"
 #import "ios/chrome/test/app/tab_test_util.h"
-#import "ios/web/public/test/http_server.h"
+#import "ios/web/public/test/http_server/http_server.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
 namespace {
 
 NSString* const kFlakyEarlGreyTestTargetSuffix = @"_flaky_egtests";
 
 // Contains a list of test names that run in multitasking test suite.
@@ skipping 269 matching lines @@
           [NSInvocation invocationWithMethodSignature:methodSignature];
       invocation.selector = selector;
       [multitaskingTestNames addObject:invocation];
     }
   }
   free(methods);
   return multitaskingTestNames;
 }
 
 @end