chrome/browser: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

chrome/browser/process_resource_usage.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 "chrome/browser/process_resource_usage.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/logging.h"
-#include "base/message_loop/message_loop_proxy.h"
+#include "base/single_thread_task_runner.h"
+#include "base/thread_task_runner_handle.h"
 #include "third_party/mojo/src/mojo/public/cpp/bindings/error_handler.h"
 
 class ProcessResourceUsage::ErrorHandler : public mojo::ErrorHandler {
  public:
   ErrorHandler(ProcessResourceUsage* usage) : usage_(usage) {}
 
   // mojo::ErrorHandler implementation:
   void OnConnectionError() override;
 
  private:
@@ skipping 10 matching lines @@
       error_handler_(new ErrorHandler(this)) {
   service_.set_error_handler(error_handler_.get());
 }
 
 ProcessResourceUsage::~ProcessResourceUsage() {
   DCHECK(thread_checker_.CalledOnValidThread());
 }
 
 void ProcessResourceUsage::RunPendingRefreshCallbacks() {
   DCHECK(thread_checker_.CalledOnValidThread());
-  auto message_loop = base::MessageLoopProxy::current();
+  auto task_runner = base::ThreadTaskRunnerHandle::Get();
   for (const auto& callback : refresh_callbacks_)
-    message_loop->PostTask(FROM_HERE, callback);
+    task_runner->PostTask(FROM_HERE, callback);
   refresh_callbacks_.clear();
 }
 
 void ProcessResourceUsage::Refresh(const base::Closure& callback) {
   DCHECK(thread_checker_.CalledOnValidThread());
   if (!service_ || service_.encountered_error()) {
     if (!callback.is_null())
-      base::MessageLoopProxy::current()->PostTask(FROM_HERE, callback);
+      base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, callback);
     return;
   }
 
   if (!callback.is_null())
     refresh_callbacks_.push_back(callback);
 
   if (!update_in_progress_) {
     update_in_progress_ = true;
     service_->GetUsageData(base::Bind(&ProcessResourceUsage::OnRefreshDone,
                                       base::Unretained(this)));
@@ skipping 20 matching lines @@
     return stats_->v8_bytes_allocated;
   return 0;
 }
 
 size_t ProcessResourceUsage::GetV8MemoryUsed() const {
   DCHECK(thread_checker_.CalledOnValidThread());
   if (stats_ && stats_->reports_v8_stats)
     return stats_->v8_bytes_used;
   return 0;
 }