components: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

components/crash/browser/crash_handler_host_linux.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 "components/crash/browser/crash_handler_host_linux.h"
 
 #include <stdint.h>
 #include <stdlib.h>
 #include <sys/socket.h>
 #include <sys/syscall.h>
 #include <unistd.h>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/files/scoped_file.h"
 #include "base/format_macros.h"
 #include "base/linux_util.h"
+#include "base/location.h"
 #include "base/logging.h"
-#include "base/message_loop/message_loop.h"
 #include "base/path_service.h"
 #include "base/posix/eintr_wrapper.h"
 #include "base/rand_util.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/threading/thread.h"
 #include "breakpad/src/client/linux/handler/exception_handler.h"
 #include "breakpad/src/client/linux/minidump_writer/linux_dumper.h"
 #include "breakpad/src/client/linux/minidump_writer/minidump_writer.h"
 #include "components/crash/app/breakpad_linux_impl.h"
 #include "content/public/browser/browser_thread.h"
 
 #if defined(OS_ANDROID) && !defined(__LP64__)
@@ skipping 373 matching lines @@
   struct msghdr msg = {0};
   struct iovec done_iov;
   done_iov.iov_base = const_cast<char*>("\x42");
   done_iov.iov_len = 1;
   msg.msg_iov = &done_iov;
   msg.msg_iovlen = 1;
 
   HANDLE_EINTR(sendmsg(signal_fd, &msg, MSG_DONTWAIT | MSG_NOSIGNAL));
   close(signal_fd);
 
-  uploader_thread_->message_loop()->PostTask(
+  uploader_thread_->task_runner()->PostTask(
       FROM_HERE,
       base::Bind(&CrashDumpTask, base::Unretained(this), base::Passed(&info)));
 }
 
 void CrashHandlerHostLinux::WillDestroyCurrentMessageLoop() {
   file_descriptor_watcher_.StopWatchingFileDescriptor();
 
   // If we are quitting and there are crash dumps in the queue, turn them into
   // no-ops.
   shutting_down_ = true;
   uploader_thread_->Stop();
 }
 
 bool CrashHandlerHostLinux::IsShuttingDown() const {
   return shutting_down_;
 }
 
 }  // namespace breakpad