Move the parsing of app.launch related keys out of Extension class.

chrome/browser/extensions/app_launch_manifest_parser.cc

+// Copyright (c) 2013 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 "chrome/browser/extensions/app_launch_manifest_parser.h"
+
+#include "base/lazy_instance.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/common/extensions/app_launch_manifest_handler.h"
+#include "chrome/common/extensions/extension_manifest_constants.h"
+#include "chrome/common/extensions/manifest_handler.h"
+
+namespace extensions {
+
+AppLaunchManifestParser::AppLaunchManifestParser(Profile* profile) {
+  std::vector<std::string> app_launch_keys(AppLaunchManifestHandler::keys());
+  linked_ptr<AppLaunchManifestHandler> app_launch_handler(
+      new AppLaunchManifestHandler);
+  for (size_t i = 0; i < app_launch_keys.size(); ++i)
+    ManifestHandler::Register(app_launch_keys[i], app_launch_handler);
+}
+
+AppLaunchManifestParser::~AppLaunchManifestParser() {
+}
+
+static base::LazyInstance<ProfileKeyedAPIFactory<AppLaunchManifestParser> >
+    g_factory = LAZY_INSTANCE_INITIALIZER;
+
+// static
+ProfileKeyedAPIFactory<AppLaunchManifestParser>*
+    AppLaunchManifestParser::GetFactoryInstance() {
+  return &g_factory.Get();
+}
+
+}  // namespace extensions