Subject .mm files to the header sorting presubmit

ios/web/webui/crw_web_ui_manager.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/webui/crw_web_ui_manager.h"
 
 #include "base/mac/bind_objc_block.h"
 #include "base/mac/scoped_nsobject.h"
 #include "base/memory/scoped_vector.h"
 #import "base/strings/sys_string_conversions.h"
 #include "base/values.h"
 #import "ios/web/net/request_group_util.h"
 #include "ios/web/public/browser_state.h"
+#include "ios/web/public/web_client.h"
 #import "ios/web/public/web_state/web_state_observer_bridge.h"
-#include "ios/web/public/web_client.h"
 #include "ios/web/web_state/web_state_impl.h"
 #import "ios/web/webui/crw_web_ui_page_builder.h"
 #include "ios/web/webui/url_fetcher_block_adapter.h"
 #import "net/base/mac/url_conversions.h"
 
 namespace {
 // Prefix for history.requestFavicon JavaScript message.
 const char kScriptCommandPrefix[] = "webui";
 }
 
@@ skipping 178 matching lines @@
 
 - (scoped_ptr<web::URLFetcherBlockAdapter>)
         fetcherForURL:(const GURL&)URL
     completionHandler:(web::URLFetcherBlockAdapterCompletion)handler {
   return scoped_ptr<web::URLFetcherBlockAdapter>(
       new web::URLFetcherBlockAdapter(
           URL, _webState->GetBrowserState()->GetRequestContext(), handler));
 }
 
 @end