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

chrome/browser/extensions/extension_garbage_collector_factory.cc

Index: chrome/browser/extensions/extension_garbage_collector_factory.cc
diff --git a/chrome/browser/extensions/extension_garbage_collector_factory.cc b/chrome/browser/extensions/extension_garbage_collector_factory.cc
index a9d258310692dc80e3bab29f7d09c23dbbeb5afb..3c2982b191c59b70f0f40702ff3340b58e4bfb5a 100644
--- a/chrome/browser/extensions/extension_garbage_collector_factory.cc
+++ b/chrome/browser/extensions/extension_garbage_collector_factory.cc
@@ -4,6 +4,7 @@
 
 #include "chrome/browser/extensions/extension_garbage_collector_factory.h"
 
+#include "base/memory/ptr_util.h"
 #include "base/memory/singleton.h"
 #include "build/build_config.h"
 #include "chrome/browser/extensions/extension_garbage_collector.h"
@@ -43,12 +44,13 @@ ExtensionGarbageCollectorFactory::ExtensionGarbageCollectorFactory()
 ExtensionGarbageCollectorFactory::~ExtensionGarbageCollectorFactory() {}
 
 // static
-scoped_ptr<KeyedService> ExtensionGarbageCollectorFactory::BuildInstanceFor(
+std::unique_ptr<KeyedService>
+ExtensionGarbageCollectorFactory::BuildInstanceFor(
     content::BrowserContext* context) {
 #if defined(OS_CHROMEOS)
-  return make_scoped_ptr(new ExtensionGarbageCollectorChromeOS(context));
+  return base::WrapUnique(new ExtensionGarbageCollectorChromeOS(context));
 #else
-  return make_scoped_ptr(new ExtensionGarbageCollector(context));
+  return base::WrapUnique(new ExtensionGarbageCollector(context));
 #endif
 }