components: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

components/history/core/browser/history_service_unittest.cc

Index: components/history/core/browser/history_service_unittest.cc
diff --git a/components/history/core/browser/history_service_unittest.cc b/components/history/core/browser/history_service_unittest.cc
index 160198843ab87e23ec53ce9dfd47d23ec145e950..d333526420942c265cc3c88c43328d3ee39318e6 100644
--- a/components/history/core/browser/history_service_unittest.cc
+++ b/components/history/core/browser/history_service_unittest.cc
@@ -21,8 +21,11 @@
 
 #include "base/files/file_util.h"
 #include "base/files/scoped_temp_dir.h"
+#include "base/location.h"
 #include "base/message_loop/message_loop.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/thread_task_runner_handle.h"
 #include "components/history/core/browser/history_database_params.h"
 #include "components/history/core/browser/history_db_task.h"
 #include "components/history/core/test/database_test_utils.h"
@@ -75,8 +78,8 @@ class HistoryServiceTest : public testing::Test {
 
     // Make sure we don't have any event pending that could disrupt the next
     // test.
-    base::MessageLoop::current()->PostTask(FROM_HERE,
-                                           base::MessageLoop::QuitClosure());
+    base::ThreadTaskRunnerHandle::Get()->PostTask(
+        FROM_HERE, base::MessageLoop::QuitClosure());
     base::MessageLoop::current()->Run();
   }
 
@@ -678,10 +681,9 @@ void CheckDirectiveProcessingResult(
   }
 
   base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(100));
-  base::MessageLoop::current()->PostTask(
-      FROM_HERE,
-      base::Bind(&CheckDirectiveProcessingResult, timeout,
-                 change_processor, num_changes));
+  base::ThreadTaskRunnerHandle::Get()->PostTask(
+      FROM_HERE, base::Bind(&CheckDirectiveProcessingResult, timeout,
+                            change_processor, num_changes));
 }
 
 // Create a delete directive for a few specific history entries,
@@ -748,7 +750,7 @@ TEST_F(HistoryServiceTest, ProcessGlobalIdDeleteDirective) {
 
   // Inject a task to check status and keep message loop filled before directive
   // processing finishes.
-  base::MessageLoop::current()->PostTask(
+  base::ThreadTaskRunnerHandle::Get()->PostTask(
       FROM_HERE,
       base::Bind(&CheckDirectiveProcessingResult,
                  base::Time::Now() + base::TimeDelta::FromSeconds(10),
@@ -833,7 +835,7 @@ TEST_F(HistoryServiceTest, ProcessTimeRangeDeleteDirective) {
 
   // Inject a task to check status and keep message loop filled before
   // directive processing finishes.
-  base::MessageLoop::current()->PostTask(
+  base::ThreadTaskRunnerHandle::Get()->PostTask(
       FROM_HERE,
       base::Bind(&CheckDirectiveProcessingResult,
                  base::Time::Now() + base::TimeDelta::FromSeconds(10),