[chrome/browser/extensions] Replace MessageLoopProxy usage with ThreadTaskRunnerHandle

chrome/browser/extensions/api/messaging/message_property_provider.cc

 // Copyright 2013 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.
 
 #include "chrome/browser/extensions/api/messaging/message_property_provider.h"
 
 #include "base/json/json_writer.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/strings/string_piece.h"
+#include "base/thread_task_runner_handle.h"
 #include "base/values.h"
 #include "chrome/browser/profiles/profile.h"
 #include "content/public/browser/browser_thread.h"
 #include "extensions/common/api/runtime.h"
 #include "net/base/completion_callback.h"
 #include "net/cert/asn1_util.h"
 #include "net/cert/jwk_serializer.h"
 #include "net/ssl/channel_id_service.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "url/gurl.h"
 
 namespace extensions {
 
 MessagePropertyProvider::MessagePropertyProvider() {}
 
 void MessagePropertyProvider::GetChannelID(Profile* profile,
     const GURL& source_url, const ChannelIDCallback& reply) {
   if (!source_url.is_valid()) {
     // This isn't a real URL, so there's no sense in looking for a channel ID
     // for it. Dispatch with an empty tls channel ID.
     reply.Run(std::string());
     return;
   }
   scoped_refptr<net::URLRequestContextGetter> request_context_getter(
       profile->GetRequestContext());
   content::BrowserThread::PostTask(content::BrowserThread::IO, FROM_HERE,
       base::Bind(&MessagePropertyProvider::GetChannelIDOnIOThread,
-                 base::MessageLoopProxy::current(),
+                 base::ThreadTaskRunnerHandle::Get(),
                  request_context_getter,
                  source_url.host(),
                  reply));
 }
 
 // Helper struct to bind the memory addresses that will be written to by
 // ChannelIDService::GetChannelID to the callback provided to
 // MessagePropertyProvider::GetChannelID.
 struct MessagePropertyProvider::GetChannelIDOutput {
   std::string domain_bound_private_key;
@@ skipping 48 matching lines @@
   if (!net::JwkSerializer::ConvertSpkiFromDerToJwk(spki, &jwk_value)) {
     original_task_runner->PostTask(FROM_HERE, no_tls_channel_id_closure);
     return;
   }
   std::string jwk_str;
   base::JSONWriter::Write(&jwk_value, &jwk_str);
   original_task_runner->PostTask(FROM_HERE, base::Bind(reply, jwk_str));
 }
 
 }  // namespace extensions