Make UserScript non-copyable.

extensions/browser/declarative_user_script_master.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "extensions/browser/declarative_user_script_master.h"
 
+#include "base/memory/ptr_util.h"
 #include "content/public/browser/browser_context.h"
 #include "extensions/browser/extension_user_script_loader.h"
 #include "extensions/browser/user_script_loader.h"
 #include "extensions/browser/web_ui_user_script_loader.h"
 #include "extensions/common/user_script.h"
 
 namespace extensions {
 
 DeclarativeUserScriptMaster::DeclarativeUserScriptMaster(
     content::BrowserContext* browser_context,
     const HostID& host_id)
     : host_id_(host_id) {
   switch (host_id_.type()) {
     case HostID::EXTENSIONS:
       loader_.reset(new ExtensionUserScriptLoader(
           browser_context, host_id,
           false /* listen_for_extension_system_loaded */));
       break;
     case HostID::WEBUI:
       loader_.reset(new WebUIUserScriptLoader(browser_context, host_id));
       break;
   }
 }
 
 DeclarativeUserScriptMaster::~DeclarativeUserScriptMaster() {
 }
 
-void DeclarativeUserScriptMaster::AddScript(const UserScript& script) {
-  loader_->AddScripts(UserScriptList(1, script));
+void DeclarativeUserScriptMaster::AddScript(
+    std::unique_ptr<UserScript> script) {
+  std::unique_ptr<UserScriptList> scripts(new UserScriptList());
+  scripts->push_back(std::move(script));
+  loader_->AddScripts(std::move(scripts));
 }
 
-void DeclarativeUserScriptMaster::AddScripts(const UserScriptList& scripts,
-                                             int render_process_id,
-                                             int render_view_id) {
-  loader_->AddScripts(scripts, render_process_id, render_view_id);
+void DeclarativeUserScriptMaster::AddScripts(
+    std::unique_ptr<UserScriptList> scripts,
+    int render_process_id,
+    int render_view_id) {
+  loader_->AddScripts(std::move(scripts), render_process_id, render_view_id);
 }
 
-void DeclarativeUserScriptMaster::RemoveScript(const UserScript& script) {
-  std::set<UserScriptIDPair> set;
-  set.insert(UserScriptIDPair(script.id(), script.host_id()));
-  loader_->RemoveScripts(set);
+void DeclarativeUserScriptMaster::RemoveScript(const UserScriptIDPair& script) {
+  std::set<UserScriptIDPair> scripts;
+  scripts.insert(script);
+  RemoveScripts(scripts);
 }
 
 void DeclarativeUserScriptMaster::RemoveScripts(
     const std::set<UserScriptIDPair>& scripts) {
   loader_->RemoveScripts(scripts);
 }
 
 void DeclarativeUserScriptMaster::ClearScripts() {
   loader_->ClearScripts();
 }
 
 }  // namespace extensions