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

chrome/browser/chromeos/file_system_provider/registry_unittest.cc

Index: chrome/browser/chromeos/file_system_provider/registry_unittest.cc
diff --git a/chrome/browser/chromeos/file_system_provider/registry_unittest.cc b/chrome/browser/chromeos/file_system_provider/registry_unittest.cc
index 292460d57238ea909adb0031addde34331a6ebd1..f37766d19241badf7b004159aad1e109da88561d 100644
--- a/chrome/browser/chromeos/file_system_provider/registry_unittest.cc
+++ b/chrome/browser/chromeos/file_system_provider/registry_unittest.cc
@@ -4,11 +4,11 @@
 
 #include "chrome/browser/chromeos/file_system_provider/registry.h"
 
+#include <memory>
 #include <string>
 #include <vector>
 
 #include "base/files/file_path.h"
-#include "base/memory/scoped_ptr.h"
 #include "chrome/browser/chromeos/file_system_provider/provided_file_system_info.h"
 #include "chrome/common/extensions/api/file_system_provider_capabilities/file_system_provider_capabilities_handler.h"
 #include "chrome/common/pref_names.h"
@@ -116,9 +116,9 @@ class FileSystemProviderRegistryTest : public testing::Test {
   }
 
   content::TestBrowserThreadBundle thread_bundle_;
-  scoped_ptr<TestingProfileManager> profile_manager_;
+  std::unique_ptr<TestingProfileManager> profile_manager_;
   TestingProfile* profile_;
-  scoped_ptr<RegistryInterface> registry_;
+  std::unique_ptr<RegistryInterface> registry_;
   Watcher fake_watcher_;
 };
 
@@ -128,8 +128,8 @@ TEST_F(FileSystemProviderRegistryTest, RestoreFileSystems) {
                          true /* writable */, true /* supports_notify_tag */,
                          kOpenedFilesLimit, fake_watcher_);
 
-  scoped_ptr<RegistryInterface::RestoredFileSystems> restored_file_systems =
-      registry_->RestoreFileSystems(kExtensionId);
+  std::unique_ptr<RegistryInterface::RestoredFileSystems>
+      restored_file_systems = registry_->RestoreFileSystems(kExtensionId);
 
   ASSERT_EQ(1u, restored_file_systems->size());
   const RegistryInterface::RestoredFileSystem& restored_file_system =