Add Origin Power Map to Store Battery Auditing Data.

components/power/BUILD.gn

Index: components/power/BUILD.gn
diff --git a/components/power/BUILD.gn b/components/power/BUILD.gn
new file mode 100644
index 0000000000000000000000000000000000000000..8973098285fd6ab4c0549322511d2b136bf6a865
--- /dev/null
+++ b/components/power/BUILD.gn
@@ -0,0 +1,17 @@
+# 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.
+
+static_library("power") {
+  sources = [
+    'power/origin_power_map.cc',
+    'power/origin_power_map.h',
+    'power/origin_power_map_factory.cc',
+    'power/origin_power_map_factory.h',
+  ]
+
+  deps = [
+    "//base",
+    "//components/keyed_service/core:core",
+  ]
+}