Remove calls to MessageLoop::current() in content.

content/renderer/render_thread_impl.cc

Index: content/renderer/render_thread_impl.cc
diff --git a/content/renderer/render_thread_impl.cc b/content/renderer/render_thread_impl.cc
index 58170d7bfa3eb14bb5f637456718a7686d9545bb..3efc6897baf3ea61f6afb2b481d8d824d8a7f03f 100644
--- a/content/renderer/render_thread_impl.cc
+++ b/content/renderer/render_thread_impl.cc
@@ -2040,7 +2040,7 @@ void RenderThreadImpl::OnMemoryPressure(
 
 scoped_refptr<base::SingleThreadTaskRunner>
 RenderThreadImpl::GetFileThreadMessageLoopProxy() {
-  DCHECK(message_loop() == base::MessageLoop::current());
+  DCHECK(message_loop()->task_runner()->BelongsToCurrentThread());
   if (!file_thread_) {
     file_thread_.reset(new base::Thread("Renderer::FILE"));
     file_thread_->Start();
@@ -2050,7 +2050,7 @@ RenderThreadImpl::GetFileThreadMessageLoopProxy() {
 
 scoped_refptr<base::SingleThreadTaskRunner>
 RenderThreadImpl::GetMediaThreadTaskRunner() {
-  DCHECK(message_loop() == base::MessageLoop::current());
+  DCHECK(message_loop()->task_runner()->BelongsToCurrentThread());
   if (!media_thread_) {
     media_thread_.reset(new base::Thread("Media"));
     media_thread_->Start();