Convert a few components from scoped_ptr to std::unique_ptr

components/storage_monitor/test_storage_monitor.cc

Index: components/storage_monitor/test_storage_monitor.cc
diff --git a/components/storage_monitor/test_storage_monitor.cc b/components/storage_monitor/test_storage_monitor.cc
index a7b52f41f4a873104ca456725b9b4bc28b5e70c2..45ed4389b39e21c8a3a10957f43f398c6ae326df 100644
--- a/components/storage_monitor/test_storage_monitor.cc
+++ b/components/storage_monitor/test_storage_monitor.cc
@@ -32,7 +32,7 @@ TestStorageMonitor::~TestStorageMonitor() {}
 // static
 TestStorageMonitor* TestStorageMonitor::CreateAndInstall() {
   TestStorageMonitor* monitor = new TestStorageMonitor();
-  scoped_ptr<StorageMonitor> pass_monitor(monitor);
+  std::unique_ptr<StorageMonitor> pass_monitor(monitor);
   monitor->Init();
   monitor->MarkInitialized();
 
@@ -50,7 +50,7 @@ TestStorageMonitor* TestStorageMonitor::CreateForBrowserTests() {
   monitor->Init();
   monitor->MarkInitialized();
 
-  scoped_ptr<StorageMonitor> pass_monitor(monitor);
+  std::unique_ptr<StorageMonitor> pass_monitor(monitor);
   StorageMonitor::SetStorageMonitorForTesting(std::move(pass_monitor));
 
   return monitor;