Add a path parsing policy handler for the RoamingProfileLocation policy.

chrome/browser/policy/local_sync_policy_handler.h

Index: chrome/browser/policy/local_sync_policy_handler.h
diff --git a/chrome/browser/policy/local_sync_policy_handler.h b/chrome/browser/policy/local_sync_policy_handler.h
new file mode 100644
index 0000000000000000000000000000000000000000..99e98022e24201126584d29968e652ea297487bc
--- /dev/null
+++ b/chrome/browser/policy/local_sync_policy_handler.h
@@ -0,0 +1,30 @@
+// Copyright 2017 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.
+
+#ifndef CHROME_BROWSER_POLICY_LOCAL_SYNC_POLICY_HANDLER_H_
+#define CHROME_BROWSER_POLICY_LOCAL_SYNC_POLICY_HANDLER_H_
+
+#include "base/compiler_specific.h"
+#include "base/macros.h"
+#include "components/policy/core/browser/configuration_policy_handler.h"
+
+namespace policy {
+
+// ConfigurationPolicyHandler for the RoamingProfileLocation policy.
+class LocalSyncPolicyHandler : public TypeCheckingPolicyHandler {
+ public:
+  LocalSyncPolicyHandler();
+  ~LocalSyncPolicyHandler() override;
+
+  // ConfigurationPolicyHandler methods:
+  void ApplyPolicySettings(const PolicyMap& policies,
+                           PrefValueMap* prefs) override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(LocalSyncPolicyHandler);
+};
+
+}  // namespace policy
+
+#endif  // CHROME_BROWSER_POLICY_LOCAL_SYNC_POLICY_HANDLER_H_