Convert //chrome/browser/chromeos from scoped_ptr to std::unique_ptr

chrome/browser/chromeos/policy/display_rotation_default_handler_browsertest.cc

Index: chrome/browser/chromeos/policy/display_rotation_default_handler_browsertest.cc
diff --git a/chrome/browser/chromeos/policy/display_rotation_default_handler_browsertest.cc b/chrome/browser/chromeos/policy/display_rotation_default_handler_browsertest.cc
index cee87185d4516b4b051bcb70dac3a88aecd08242..faf4c46897104be67cdcb393610e0271633d3026 100644
--- a/chrome/browser/chromeos/policy/display_rotation_default_handler_browsertest.cc
+++ b/chrome/browser/chromeos/policy/display_rotation_default_handler_browsertest.cc
@@ -2,21 +2,23 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "chrome/browser/chromeos/policy/display_rotation_default_handler.h"
+
 #include <stdint.h>
 
+#include <memory>
+
 #include "ash/display/display_manager.h"
 #include "ash/shell.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/location.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "chrome/browser/chromeos/login/ui/login_display_host.h"
 #include "chrome/browser/chromeos/policy/device_policy_builder.h"
 #include "chrome/browser/chromeos/policy/device_policy_cros_browser_test.h"
-#include "chrome/browser/chromeos/policy/display_rotation_default_handler.h"
 #include "chrome/browser/chromeos/policy/proto/chrome_device_policy.pb.h"
 #include "chrome/browser/chromeos/settings/cros_settings.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
@@ -127,11 +129,11 @@ class DisplayRotationDefaultTest
   void RefreshPolicyAndWaitUntilDeviceSettingsUpdated() {
     base::RunLoop run_loop;
     // For calls from SetPolicy().
-    scoped_ptr<chromeos::CrosSettings::ObserverSubscription> observer =
+    std::unique_ptr<chromeos::CrosSettings::ObserverSubscription> observer =
         chromeos::CrosSettings::Get()->AddSettingsObserver(
             chromeos::kDisplayRotationDefault, run_loop.QuitClosure());
     // For calls from SetADifferentPolicy().
-    scoped_ptr<chromeos::CrosSettings::ObserverSubscription> observer2 =
+    std::unique_ptr<chromeos::CrosSettings::ObserverSubscription> observer2 =
         chromeos::CrosSettings::Get()->AddSettingsObserver(
             chromeos::kSystemUse24HourClock, run_loop.QuitClosure());
     RefreshDevicePolicy();
@@ -266,10 +268,10 @@ class DisplayRotationBootTest
 
   void SetUpInProcessBrowserTestFixture() override {
     chromeos::DBusThreadManager::GetSetterForTesting()->SetSessionManagerClient(
-        scoped_ptr<chromeos::SessionManagerClient>(
+        std::unique_ptr<chromeos::SessionManagerClient>(
             fake_session_manager_client_));
     chromeos::DBusThreadManager::GetSetterForTesting()->SetCryptohomeClient(
-        scoped_ptr<chromeos::CryptohomeClient>(
+        std::unique_ptr<chromeos::CryptohomeClient>(
             new chromeos::FakeCryptohomeClient));
 
     test_helper_.InstallOwnerKey();
@@ -291,7 +293,7 @@ IN_PROC_BROWSER_TEST_P(DisplayRotationBootTest, PRE_Reboot) {
   proto.mutable_display_rotation_default()->set_display_rotation_default(
       static_cast<em::DisplayRotationDefaultProto::Rotation>(policy_rotation));
   base::RunLoop run_loop;
-  scoped_ptr<chromeos::CrosSettings::ObserverSubscription> observer =
+  std::unique_ptr<chromeos::CrosSettings::ObserverSubscription> observer =
       chromeos::CrosSettings::Get()->AddSettingsObserver(
           chromeos::kDisplayRotationDefault, run_loop.QuitClosure());
   device_policy->SetDefaultSigningKey();