Add getGlobalPolicy to networkingPrivate API.

extensions/browser/api/networking_private/networking_private_api.h

Index: extensions/browser/api/networking_private/networking_private_api.h
diff --git a/extensions/browser/api/networking_private/networking_private_api.h b/extensions/browser/api/networking_private/networking_private_api.h
index 9bfbf60b6cec6a6e9eaefdcece136899a46c3c4b..7eef8338ddaeb411a58b536da76cab085289e6f9 100644
--- a/extensions/browser/api/networking_private/networking_private_api.h
+++ b/extensions/browser/api/networking_private/networking_private_api.h
@@ -504,6 +504,23 @@ class NetworkingPrivateSetCellularSimStateFunction
   DISALLOW_COPY_AND_ASSIGN(NetworkingPrivateSetCellularSimStateFunction);
 };
 
+class NetworkingPrivateGetGlobalPolicyFunction
+    : public UIThreadExtensionFunction {
+ public:
+  NetworkingPrivateGetGlobalPolicyFunction() {}
+  DECLARE_EXTENSION_FUNCTION("networkingPrivate.getGlobalPolicy",
+                             NETWORKINGPRIVATE_GETGLOBALPOLICY);
+
+ protected:
+  ~NetworkingPrivateGetGlobalPolicyFunction() override;
+
+  // ExtensionFunction:
+  ResponseAction Run() override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(NetworkingPrivateGetGlobalPolicyFunction);
+};
+
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_API_NETWORKING_PRIVATE_NETWORKING_PRIVATE_API_H_