Remove use of deprecated MessageLoop methods in content.

content/browser/renderer_host/render_widget_host_view_android.cc

Index: content/browser/renderer_host/render_widget_host_view_android.cc
diff --git a/content/browser/renderer_host/render_widget_host_view_android.cc b/content/browser/renderer_host/render_widget_host_view_android.cc
index d7196ce1700e0659245b30a5999aa23347d98013..9634aaa3733b4fd368cd1fb0199e7d2c7b661fd9 100644
--- a/content/browser/renderer_host/render_widget_host_view_android.cc
+++ b/content/browser/renderer_host/render_widget_host_view_android.cc
@@ -12,13 +12,15 @@
 #include "base/bind.h"
 #include "base/callback_helpers.h"
 #include "base/command_line.h"
+#include "base/location.h"
 #include "base/logging.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
-#include "base/message_loop/message_loop.h"
 #include "base/metrics/histogram.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/sys_info.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "base/threading/worker_pool.h"
 #include "cc/layers/layer.h"
 #include "cc/layers/surface_layer.h"
@@ -205,7 +207,7 @@ void GLHelperHolder::Initialize() {
 void GLHelperHolder::OnContextLost() {
   // Need to post a task because the command buffer client cannot be deleted
   // from within this callback.
-  base::MessageLoop::current()->PostTask(
+  base::ThreadTaskRunnerHandle::Get()->PostTask(
       FROM_HERE, base::Bind(&RenderWidgetHostViewAndroid::OnContextLost));
 }