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

content/child/indexed_db/indexed_db_dispatcher_unittest.cc

Index: content/child/indexed_db/indexed_db_dispatcher_unittest.cc
diff --git a/content/child/indexed_db/indexed_db_dispatcher_unittest.cc b/content/child/indexed_db/indexed_db_dispatcher_unittest.cc
index 94b9ccac08faade99b332577f65e6b5f79e6d395..7e146e7b00b46bf37464f241f493bd99346f3510 100644
--- a/content/child/indexed_db/indexed_db_dispatcher_unittest.cc
+++ b/content/child/indexed_db/indexed_db_dispatcher_unittest.cc
@@ -3,7 +3,8 @@
 // found in the LICENSE file.
 
 #include "base/memory/scoped_ptr.h"
-#include "base/message_loop/message_loop_proxy.h"
+#include "base/single_thread_task_runner.h"
+#include "base/thread_task_runner_handle.h"
 #include "base/values.h"
 #include "content/child/indexed_db/indexed_db_dispatcher.h"
 #include "content/child/indexed_db/webidbcursor_impl.h"
@@ -64,16 +65,16 @@ class MockDispatcher : public IndexedDBDispatcher {
 class IndexedDBDispatcherTest : public testing::Test {
  public:
   IndexedDBDispatcherTest()
-      : message_loop_proxy_(base::MessageLoopProxy::current()),
+      : task_runner_(base::ThreadTaskRunnerHandle::Get()),
         sync_message_filter_(new IPC::SyncMessageFilter(NULL)),
-        thread_safe_sender_(new ThreadSafeSender(message_loop_proxy_.get(),
+        thread_safe_sender_(new ThreadSafeSender(task_runner_.get(),
                                                  sync_message_filter_.get())) {}
 
   void TearDown() override { blink::WebHeap::collectAllGarbageForTesting(); }
 
  protected:
   base::MessageLoop message_loop_;
-  scoped_refptr<base::MessageLoopProxy> message_loop_proxy_;
+  scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
   scoped_refptr<IPC::SyncMessageFilter> sync_message_filter_;
   scoped_refptr<ThreadSafeSender> thread_safe_sender_;