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

chrome/browser/metrics/metrics_memory_details.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/metrics/metrics_memory_details.h"
 
 #include <vector>
 
-#include "base/message_loop/message_loop.h"
+#include "base/location.h"
 #include "base/metrics/histogram_macros.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/thread_task_runner_handle.h"
 #include "components/nacl/common/nacl_process_type.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/common/content_constants.h"
 #include "content/public/common/process_type.h"
 
 MemoryGrowthTracker::MemoryGrowthTracker() {
 }
 
 MemoryGrowthTracker::~MemoryGrowthTracker() {
 }
@@ skipping 33 matching lines @@
     MemoryGrowthTracker* memory_growth_tracker)
     : callback_(callback), memory_growth_tracker_(memory_growth_tracker) {
   memory_growth_tracker_ = memory_growth_tracker;
 }
 
 MetricsMemoryDetails::~MetricsMemoryDetails() {
 }
 
 void MetricsMemoryDetails::OnDetailsAvailable() {
   UpdateHistograms();
-  base::MessageLoop::current()->PostTask(FROM_HERE, callback_);
+  base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, callback_);
 }
 
 void MetricsMemoryDetails::UpdateHistograms() {
   // Reports a set of memory metrics to UMA.
   // Memory is measured in KB.
 
   const ProcessData& browser = *ChromeBrowser();
   size_t aggregate_memory = 0;
   int chrome_count = 0;
   int extension_count = 0;
@@ skipping 211 matching lines @@
   UMA_HISTOGRAM_CUSTOM_COUNTS("Memory.Swap.NumWrites", swap_info().num_writes,
                               1, 100000000, 100);
 
   if (swap_info().orig_data_size > 0 && swap_info().compr_data_size > 0) {
     UMA_HISTOGRAM_CUSTOM_COUNTS(
         "Memory.Swap.CompressionRatio",
         swap_info().orig_data_size / swap_info().compr_data_size, 1, 20, 20);
   }
 }
 #endif  // defined(OS_CHROMEOS)