Move PolicyMap and its dependencies to components/policy/.

components/policy/core/common/policy_map_unittest.cc

Index: components/policy/core/common/policy_map_unittest.cc
diff --git a/chrome/browser/policy/policy_map_unittest.cc b/components/policy/core/common/policy_map_unittest.cc
similarity index 98%
rename from chrome/browser/policy/policy_map_unittest.cc
rename to components/policy/core/common/policy_map_unittest.cc
index b8537685930dda8c8af0d83c8faf019af1271ba6..0fede4625d1a5b70f3f5166aa989e4de7387bb3f 100644
--- a/chrome/browser/policy/policy_map_unittest.cc
+++ b/components/policy/core/common/policy_map_unittest.cc
@@ -2,11 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/policy/policy_map.h"
+#include "components/policy/core/common/policy_map.h"
 
 #include "base/callback.h"
 #include "base/memory/weak_ptr.h"
-#include "chrome/browser/policy/external_data_manager.h"
+#include "components/policy/core/common/external_data_manager.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace policy {