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

extensions/browser/api/app_window/app_window_api.cc

Index: extensions/browser/api/app_window/app_window_api.cc
diff --git a/extensions/browser/api/app_window/app_window_api.cc b/extensions/browser/api/app_window/app_window_api.cc
index 4f5ffa551fea46a1b86c765946810178c4a9936e..e5dd713972400fee3538a8dbe2bb5fc589249f38 100644
--- a/extensions/browser/api/app_window/app_window_api.cc
+++ b/extensions/browser/api/app_window/app_window_api.cc
@@ -80,8 +80,8 @@ namespace {
 
 // If the same property is specified for the inner and outer bounds, raise an
 // error.
-bool CheckBoundsConflict(const scoped_ptr<int>& inner_property,
-                         const scoped_ptr<int>& outer_property,
+bool CheckBoundsConflict(const std::unique_ptr<int>& inner_property,
+                         const std::unique_ptr<int>& outer_property,
                          const std::string& property_name,
                          std::string* error) {
   if (inner_property.get() && outer_property.get()) {
@@ -129,7 +129,7 @@ bool AppWindowCreateFunction::RunAsync() {
   if (ExtensionsBrowserClient::Get()->IsShuttingDown())
     return false;
 
-  scoped_ptr<Create::Params> params(Create::Params::Create(*args_));
+  std::unique_ptr<Create::Params> params(Create::Params::Create(*args_));
   EXTENSION_FUNCTION_VALIDATE(params.get());
 
   GURL url = extension()->GetResourceURL(params->url);