Remove calls to deprecated MessageLoop methods in chrome.

chrome/browser/chromeos/login/auth/cryptohome_authenticator_unittest.cc

Index: chrome/browser/chromeos/login/auth/cryptohome_authenticator_unittest.cc
diff --git a/chrome/browser/chromeos/login/auth/cryptohome_authenticator_unittest.cc b/chrome/browser/chromeos/login/auth/cryptohome_authenticator_unittest.cc
index 76f7ec632a5d7c81e02b43048016e496dcaa7729..6a8a251b2e1752f6c5b64bc85c5b27143015224d 100644
--- a/chrome/browser/chromeos/login/auth/cryptohome_authenticator_unittest.cc
+++ b/chrome/browser/chromeos/login/auth/cryptohome_authenticator_unittest.cc
@@ -538,7 +538,7 @@ TEST_F(CryptohomeAuthenticatorTest, DriveGuestLogin) {
   EXPECT_CALL(*mock_caller_, AsyncMountGuest(_)).Times(1).RetiresOnSaturation();
 
   auth_->LoginOffTheRecord();
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 }
 
 TEST_F(CryptohomeAuthenticatorTest, DriveGuestLoginButFail) {
@@ -551,7 +551,7 @@ TEST_F(CryptohomeAuthenticatorTest, DriveGuestLoginButFail) {
   EXPECT_CALL(*mock_caller_, AsyncMountGuest(_)).Times(1).RetiresOnSaturation();
 
   auth_->LoginOffTheRecord();
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 }
 
 TEST_F(CryptohomeAuthenticatorTest, DriveDataResync) {
@@ -580,7 +580,7 @@ TEST_F(CryptohomeAuthenticatorTest, DriveDataResync) {
   SetAttemptState(auth_.get(), state_.release());
 
   auth_->ResyncEncryptedData();
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 }
 
 TEST_F(CryptohomeAuthenticatorTest, DriveResyncFail) {
@@ -598,7 +598,7 @@ TEST_F(CryptohomeAuthenticatorTest, DriveResyncFail) {
   SetAttemptState(auth_.get(), state_.release());
 
   auth_->ResyncEncryptedData();
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 }
 
 TEST_F(CryptohomeAuthenticatorTest, DriveRequestOldPassword) {
@@ -638,7 +638,7 @@ TEST_F(CryptohomeAuthenticatorTest, DriveDataRecover) {
   SetAttemptState(auth_.get(), state_.release());
 
   auth_->RecoverEncryptedData(std::string());
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 }
 
 TEST_F(CryptohomeAuthenticatorTest, DriveDataRecoverButFail) {
@@ -658,7 +658,7 @@ TEST_F(CryptohomeAuthenticatorTest, DriveDataRecoverButFail) {
   SetAttemptState(auth_.get(), state_.release());
 
   auth_->RecoverEncryptedData(std::string());
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 }
 
 TEST_F(CryptohomeAuthenticatorTest, ResolveNoMountToFailedMount) {
@@ -749,7 +749,7 @@ TEST_F(CryptohomeAuthenticatorTest, DriveUnlock) {
       .RetiresOnSaturation();
 
   auth_->AuthenticateToUnlock(user_context_);
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 }
 
 TEST_F(CryptohomeAuthenticatorTest, DriveLoginWithPreHashedPassword) {