Extract DeclarativeUserScriptManager from ExtensionSystem.

This patch removes declarative_user_script_manager accessor from ExtensionSystem.
DeclarativeUserScriptManager is now a browser context keyed service.

Review URL: https://codereview.chromium.org/1132113008

Cr-Commit-Position: refs/heads/master@{#330418}

1 files changed, 51 insertions, 0 deletions

diff --git a/extensions/browser/declarative_user_script_manager_factory.cc b/extensions/browser/declarative_user_script_manager_factory.cc
new file mode 100644
index 0000000..cc19c78
--- /dev/null
+++ b/extensions/browser/declarative_user_script_manager_factory.cc
@@ -0,0 +1,51 @@
+// Copyright 2015 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_manager_factory.h"
+
+#include "components/keyed_service/content/browser_context_dependency_manager.h"
+#include "extensions/browser/declarative_user_script_manager.h"
+#include "extensions/browser/extension_registry_factory.h"
+#include "extensions/browser/extensions_browser_client.h"
+
+using content::BrowserContext;
+
+namespace extensions {
+
+// static
+DeclarativeUserScriptManager*
+DeclarativeUserScriptManagerFactory::GetForBrowserContext(
+    BrowserContext* context) {
+  return static_cast<DeclarativeUserScriptManager*>(
+      GetInstance()->GetServiceForBrowserContext(context, true));
+}
+
+// static
+DeclarativeUserScriptManagerFactory*
+DeclarativeUserScriptManagerFactory::GetInstance() {
+  return Singleton<DeclarativeUserScriptManagerFactory>::get();
+}
+
+DeclarativeUserScriptManagerFactory::DeclarativeUserScriptManagerFactory()
+    : BrowserContextKeyedServiceFactory(
+          "DeclarativeUserScriptManager",
+          BrowserContextDependencyManager::GetInstance()) {
+  DependsOn(ExtensionRegistryFactory::GetInstance());
+}
+
+DeclarativeUserScriptManagerFactory::~DeclarativeUserScriptManagerFactory() {
+}
+
+KeyedService* DeclarativeUserScriptManagerFactory::BuildServiceInstanceFor(
+    BrowserContext* context) const {
+  return new DeclarativeUserScriptManager(context);
+}
+
+BrowserContext* DeclarativeUserScriptManagerFactory::GetBrowserContextToUse(
+    BrowserContext* context) const {
+  // Redirected in incognito.
+  return ExtensionsBrowserClient::Get()->GetOriginalContext(context);
+}
+
+}  // namespace extensions