Convert //extensions/{common,shell} from scoped_ptr to std::unique_ptr

extensions/shell/browser/shell_audio_controller_chromeos_unittest.cc

Index: extensions/shell/browser/shell_audio_controller_chromeos_unittest.cc
diff --git a/extensions/shell/browser/shell_audio_controller_chromeos_unittest.cc b/extensions/shell/browser/shell_audio_controller_chromeos_unittest.cc
index 15b1e5f006b94f829a461764a233990c4713933a..ec011910d321aaa0f32f407a05232bdfad6bc53d 100644
--- a/extensions/shell/browser/shell_audio_controller_chromeos_unittest.cc
+++ b/extensions/shell/browser/shell_audio_controller_chromeos_unittest.cc
@@ -6,8 +6,10 @@
 
 #include <stdint.h>
 
+#include <memory>
+
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
+#include "base/memory/ptr_util.h"
 #include "chromeos/audio/audio_device.h"
 #include "chromeos/audio/audio_devices_pref_handler.h"
 #include "chromeos/audio/cras_audio_handler.h"
@@ -26,12 +28,12 @@ class ShellAudioControllerTest : public testing::Test {
  public:
   ShellAudioControllerTest() : next_node_id_(1) {
     // This also initializes DBusThreadManager.
-    scoped_ptr<chromeos::DBusThreadManagerSetter> dbus_setter =
+    std::unique_ptr<chromeos::DBusThreadManagerSetter> dbus_setter =
         chromeos::DBusThreadManager::GetSetterForTesting();
 
     audio_client_ = new chromeos::FakeCrasAudioClient();
     audio_client_->SetAudioNodesForTesting(AudioNodeList());
-    dbus_setter->SetCrasAudioClient(make_scoped_ptr(audio_client_));
+    dbus_setter->SetCrasAudioClient(base::WrapUnique(audio_client_));
 
     chromeos::CrasAudioHandler::InitializeForTesting();
     audio_handler_ = chromeos::CrasAudioHandler::Get();
@@ -72,7 +74,7 @@ class ShellAudioControllerTest : public testing::Test {
 
   chromeos::FakeCrasAudioClient* audio_client_;  // Not owned.
   chromeos::CrasAudioHandler* audio_handler_;  // Not owned.
-  scoped_ptr<ShellAudioController> controller_;
+  std::unique_ptr<ShellAudioController> controller_;
 
   // Next audio node ID to be returned by CreateNode().
   uint64_t next_node_id_;