Remove calls to deprecated MessageLoop methods in chrome.

chrome/browser/sync_file_system/local/syncable_file_operation_runner_unittest.cc

Index: chrome/browser/sync_file_system/local/syncable_file_operation_runner_unittest.cc
diff --git a/chrome/browser/sync_file_system/local/syncable_file_operation_runner_unittest.cc b/chrome/browser/sync_file_system/local/syncable_file_operation_runner_unittest.cc
index dfad2be652fe808e77eb39d519f37cdb481ef2a1..b414f7884910f461e91f5a6ebc27c19c5cb3911a 100644
--- a/chrome/browser/sync_file_system/local/syncable_file_operation_runner_unittest.cc
+++ b/chrome/browser/sync_file_system/local/syncable_file_operation_runner_unittest.cc
@@ -327,7 +327,7 @@ TEST_F(SyncableFileOperationRunnerTest, Write) {
   ResetCallbackStatus();
 
   while (!write_complete_)
-    base::MessageLoop::current()->RunUntilIdle();
+    base::RunLoop().RunUntilIdle();
 
   EXPECT_EQ(File::FILE_OK, write_status_);
   EXPECT_EQ(kData.size(), write_bytes_);
@@ -345,7 +345,7 @@ TEST_F(SyncableFileOperationRunnerTest, QueueAndCancel) {
   file_system_.operation_runner()->Truncate(
       URL(kFile), 1,
       ExpectStatus(FROM_HERE, File::FILE_ERROR_ABORT));
-  base::MessageLoop::current()->RunUntilIdle();
+  base::RunLoop().RunUntilIdle();
   EXPECT_EQ(0, callback_count_);
 
   ResetCallbackStatus();
@@ -353,7 +353,7 @@ TEST_F(SyncableFileOperationRunnerTest, QueueAndCancel) {
   // This shouldn't crash nor leak memory.
   sync_context_->ShutdownOnUIThread();
   sync_context_ = nullptr;
-  base::MessageLoop::current()->RunUntilIdle();
+  base::RunLoop().RunUntilIdle();
   EXPECT_EQ(2, callback_count_);
 }
 
@@ -375,7 +375,7 @@ TEST_F(SyncableFileOperationRunnerTest, CopyInForeignFile) {
   file_system_.operation_runner()->CopyInForeignFile(
       temp_path, URL(kFile),
       ExpectStatus(FROM_HERE, File::FILE_OK));
-  base::MessageLoop::current()->RunUntilIdle();
+  base::RunLoop().RunUntilIdle();
   EXPECT_EQ(0, callback_count_);
 
   // End syncing (to enable write).
@@ -383,7 +383,7 @@ TEST_F(SyncableFileOperationRunnerTest, CopyInForeignFile) {
   ASSERT_TRUE(sync_status()->IsWritable(URL(kFile)));
 
   ResetCallbackStatus();
-  base::MessageLoop::current()->RunUntilIdle();
+  base::RunLoop().RunUntilIdle();
   EXPECT_EQ(1, callback_count_);
 
   // Now the file must have been created and have the same content as temp_path.
@@ -391,7 +391,7 @@ TEST_F(SyncableFileOperationRunnerTest, CopyInForeignFile) {
   file_system_.DoVerifyFile(
       URL(kFile), kTestData,
       ExpectStatus(FROM_HERE, File::FILE_OK));
-  base::MessageLoop::current()->RunUntilIdle();
+  base::RunLoop().RunUntilIdle();
   EXPECT_EQ(1, callback_count_);
 }
 
@@ -400,7 +400,7 @@ TEST_F(SyncableFileOperationRunnerTest, Cancel) {
   file_system_.operation_runner()->CreateFile(
       URL(kFile), false /* exclusive */,
       ExpectStatus(FROM_HERE, File::FILE_OK));
-  base::MessageLoop::current()->RunUntilIdle();
+  base::RunLoop().RunUntilIdle();
   EXPECT_EQ(1, callback_count_);
 
   // Run Truncate and immediately cancel. This shouldn't crash.