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

content/renderer/media/video_capture_impl_manager_unittest.cc

Index: content/renderer/media/video_capture_impl_manager_unittest.cc
diff --git a/content/renderer/media/video_capture_impl_manager_unittest.cc b/content/renderer/media/video_capture_impl_manager_unittest.cc
index 39c9e8e4faedb7eb55352815090d182c83ca6c18..a777d6584b9c2d2277029d0c392a5b6e3c9fa921 100644
--- a/content/renderer/media/video_capture_impl_manager_unittest.cc
+++ b/content/renderer/media/video_capture_impl_manager_unittest.cc
@@ -77,14 +77,12 @@ class VideoCaptureImplManagerTest : public ::testing::Test {
   }
 
   void FakeChannelSetup() {
-    scoped_refptr<base::MessageLoopProxy> loop =
-        child_process_->io_message_loop_proxy();
-    if (!loop->BelongsToCurrentThread()) {
-      loop->PostTask(
-          FROM_HERE,
-          base::Bind(
-              &VideoCaptureImplManagerTest::FakeChannelSetup,
-              base::Unretained(this)));
+    scoped_refptr<base::SingleThreadTaskRunner> task_runner =
+        child_process_->io_task_runner();
+    if (!task_runner->BelongsToCurrentThread()) {
+      task_runner->PostTask(
+          FROM_HERE, base::Bind(&VideoCaptureImplManagerTest::FakeChannelSetup,
+                                base::Unretained(this)));
       return;
     }
     manager_->video_capture_message_filter()->OnFilterAdded(NULL);