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

components/policy/core/common/config_dir_policy_loader.cc

Index: components/policy/core/common/config_dir_policy_loader.cc
diff --git a/components/policy/core/common/config_dir_policy_loader.cc b/components/policy/core/common/config_dir_policy_loader.cc
index 0ddfad09328d3ad96cb26c9038d45e899ea805c8..c9344fd44754680e24162bbb1c1a566af2fd08c4 100644
--- a/components/policy/core/common/config_dir_policy_loader.cc
+++ b/components/policy/core/common/config_dir_policy_loader.cc
@@ -77,8 +77,8 @@ void ConfigDirPolicyLoader::InitOnBackgroundThread() {
                              callback);
 }
 
-scoped_ptr<PolicyBundle> ConfigDirPolicyLoader::Load() {
-  scoped_ptr<PolicyBundle> bundle(new PolicyBundle());
+std::unique_ptr<PolicyBundle> ConfigDirPolicyLoader::Load() {
+  std::unique_ptr<PolicyBundle> bundle(new PolicyBundle());
   LoadFromPath(config_dir_.Append(kMandatoryConfigDir),
                POLICY_LEVEL_MANDATORY,
                bundle.get());
@@ -146,7 +146,7 @@ void ConfigDirPolicyLoader::LoadFromPath(const base::FilePath& path,
     deserializer.set_allow_trailing_comma(true);
     int error_code = 0;
     std::string error_msg;
-    scoped_ptr<base::Value> value =
+    std::unique_ptr<base::Value> value =
         deserializer.Deserialize(&error_code, &error_msg);
     if (!value.get()) {
       LOG(WARNING) << "Failed to read configuration file "
@@ -163,7 +163,7 @@ void ConfigDirPolicyLoader::LoadFromPath(const base::FilePath& path,
     }
 
     // Detach the "3rdparty" node.
-    scoped_ptr<base::Value> third_party;
+    std::unique_ptr<base::Value> third_party;
     if (dictionary_value->Remove("3rdparty", &third_party))
       Merge3rdPartyPolicy(third_party.get(), level, bundle);