content/child: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

components/tracing/child_memory_dump_manager_delegate_impl.cc

 // 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.
 
 #include "components/tracing/child_memory_dump_manager_delegate_impl.h"
 
 #include "base/single_thread_task_runner.h"
 #include "components/tracing/child_trace_message_filter.h"
 
 namespace tracing {
@@ skipping 13 matching lines @@
 
 ChildMemoryDumpManagerDelegateImpl::~ChildMemoryDumpManagerDelegateImpl() {
 }
 
 void ChildMemoryDumpManagerDelegateImpl::SetChildTraceMessageFilter(
     ChildTraceMessageFilter* ctmf) {
   // Check that we are either registering the CTMF or tearing it down, but not
   // replacing a valid instance with another one (should never happen).
   DCHECK(ctmf_ == nullptr || (ctmf == nullptr && ctmf_task_runner_ != nullptr));
   ctmf_ = ctmf;
-  ctmf_task_runner_ = ctmf ? (ctmf->ipc_message_loop()) : nullptr;
+  ctmf_task_runner_ = ctmf ? (ctmf->ipc_task_runner()) : nullptr;
 }
 
 // Invoked in child processes by the MemoryDumpManager.
 void ChildMemoryDumpManagerDelegateImpl::RequestGlobalMemoryDump(
     const base::trace_event::MemoryDumpRequestArgs& args,
     const base::trace_event::MemoryDumpCallback& callback) {
   // Bail out if we receive a dump request from the manager before the
   // ChildTraceMessageFilter has been initialized.
   if (!ctmf_task_runner_) {
     if (!callback.is_null())
@@ skipping 21 matching lines @@
 
   // Send the request up to the browser process' MessageDumpmanager.
   ctmf_->SendGlobalMemoryDumpRequest(args, callback);
 }
 
 bool ChildMemoryDumpManagerDelegateImpl::IsCoordinatorProcess() const {
   return false;
 }
 
 }  // namespace tracing