Convert //components/policy from scoped_ptr to std::unique_ptr

components/policy/core/common/async_policy_loader.h

Index: components/policy/core/common/async_policy_loader.h
diff --git a/components/policy/core/common/async_policy_loader.h b/components/policy/core/common/async_policy_loader.h
index 4f5352cbc94f1af8f730bbffa91d8b2e8ce4530a..b15578cfb67ee0d18897240ab734947bac488060 100644
--- a/components/policy/core/common/async_policy_loader.h
+++ b/components/policy/core/common/async_policy_loader.h
@@ -5,10 +5,11 @@
 #ifndef COMPONENTS_POLICY_CORE_COMMON_ASYNC_POLICY_LOADER_H_
 #define COMPONENTS_POLICY_CORE_COMMON_ASYNC_POLICY_LOADER_H_
 
+#include <memory>
+
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time/time.h"
 #include "components/policy/core/common/schema_map.h"
@@ -44,7 +45,7 @@ class POLICY_EXPORT AsyncPolicyLoader {
   // Returns the currently configured policies. Load() is always invoked on
   // the background thread, except for the initial Load() at startup which is
   // invoked from the thread that owns the provider.
-  virtual scoped_ptr<PolicyBundle> Load() = 0;
+  virtual std::unique_ptr<PolicyBundle> Load() = 0;
 
   // Allows implementations to finalize their initialization on the background
   // thread (e.g. setup file watchers).
@@ -57,7 +58,8 @@ class POLICY_EXPORT AsyncPolicyLoader {
   // Used by the AsyncPolicyProvider to do the initial Load(). The first load
   // is also used to initialize |last_modification_time_| and
   // |schema_map_|.
-  scoped_ptr<PolicyBundle> InitialLoad(const scoped_refptr<SchemaMap>& schemas);
+  std::unique_ptr<PolicyBundle> InitialLoad(
+      const scoped_refptr<SchemaMap>& schemas);
 
   // Implementations should invoke Reload() when a change is detected. This
   // must be invoked from the background thread and will trigger a Load(),
@@ -76,7 +78,7 @@ class POLICY_EXPORT AsyncPolicyLoader {
   // Allow AsyncPolicyProvider to call Init().
   friend class AsyncPolicyProvider;
 
-  typedef base::Callback<void(scoped_ptr<PolicyBundle>)> UpdateCallback;
+  typedef base::Callback<void(std::unique_ptr<PolicyBundle>)> UpdateCallback;
 
   // Used by the AsyncPolicyProvider to install the |update_callback_|.
   // Invoked on the background thread.