Remove use of deprecated MessageLoop methods in chrome/.

chrome/browser/chromeos/attestation/attestation_policy_observer_unittest.cc

Index: chrome/browser/chromeos/attestation/attestation_policy_observer_unittest.cc
diff --git a/chrome/browser/chromeos/attestation/attestation_policy_observer_unittest.cc b/chrome/browser/chromeos/attestation/attestation_policy_observer_unittest.cc
index f5a2556194928b6d08f00a419d960c3fcad9506e..04a8099e4a53130cc8ae0331cc2e3542c6a305bf 100644
--- a/chrome/browser/chromeos/attestation/attestation_policy_observer_unittest.cc
+++ b/chrome/browser/chromeos/attestation/attestation_policy_observer_unittest.cc
@@ -7,8 +7,11 @@
 #include <string>
 
 #include "base/bind.h"
+#include "base/location.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
+#include "base/single_thread_task_runner.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "chrome/browser/chromeos/attestation/attestation_key_payload.pb.h"
 #include "chrome/browser/chromeos/attestation/attestation_policy_observer.h"
 #include "chrome/browser/chromeos/attestation/fake_certificate.h"
@@ -35,29 +38,29 @@ const int64_t kCertExpiringSoon = 20;
 const int64_t kCertExpired = -20;
 
 void DBusCallbackFalse(const BoolDBusMethodCallback& callback) {
-  base::MessageLoop::current()->PostTask(
+  base::ThreadTaskRunnerHandle::Get()->PostTask(
       FROM_HERE, base::Bind(callback, DBUS_METHOD_CALL_SUCCESS, false));
 }
 
 void DBusCallbackTrue(const BoolDBusMethodCallback& callback) {
-  base::MessageLoop::current()->PostTask(
+  base::ThreadTaskRunnerHandle::Get()->PostTask(
       FROM_HERE, base::Bind(callback, DBUS_METHOD_CALL_SUCCESS, true));
 }
 
 void DBusCallbackError(const BoolDBusMethodCallback& callback) {
-  base::MessageLoop::current()->PostTask(
+  base::ThreadTaskRunnerHandle::Get()->PostTask(
       FROM_HERE, base::Bind(callback, DBUS_METHOD_CALL_FAILURE, false));
 }
 
 void CertCallbackSuccess(const AttestationFlow::CertificateCallback& callback) {
-  base::MessageLoop::current()->PostTask(
+  base::ThreadTaskRunnerHandle::Get()->PostTask(
       FROM_HERE, base::Bind(callback, true, "fake_cert"));
 }
 
 void StatusCallbackSuccess(
     const policy::CloudPolicyClient::StatusCallback& callback) {
-  base::MessageLoop::current()->PostTask(
-      FROM_HERE, base::Bind(callback, true));
+  base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE,
+                                                base::Bind(callback, true));
 }
 
 class FakeDBusData {
@@ -65,9 +68,8 @@ class FakeDBusData {
   explicit FakeDBusData(const std::string& data) : data_(data) {}
 
   void operator() (const CryptohomeClient::DataMethodCallback& callback) {
-    base::MessageLoop::current()->PostTask(
-        FROM_HERE,
-        base::Bind(callback, DBUS_METHOD_CALL_SUCCESS, true, data_));
+    base::ThreadTaskRunnerHandle::Get()->PostTask(
+        FROM_HERE, base::Bind(callback, DBUS_METHOD_CALL_SUCCESS, true, data_));
   }
 
  private: