Reland of Stop passing raw pointers to base::Value API in c/b/ui

chrome/browser/chromeos/proxy_cros_settings_parser.h

Index: chrome/browser/chromeos/proxy_cros_settings_parser.h
diff --git a/chrome/browser/chromeos/proxy_cros_settings_parser.h b/chrome/browser/chromeos/proxy_cros_settings_parser.h
index 7d79156f82e75e8b6838e034b688cf8d11686748..7d427fb4554b8828131df279fb94fb8b3ab1af96 100644
--- a/chrome/browser/chromeos/proxy_cros_settings_parser.h
+++ b/chrome/browser/chromeos/proxy_cros_settings_parser.h
@@ -7,6 +7,7 @@
 
 #include <stddef.h>
 
+#include <memory>
 #include <string>
 
 namespace base {
@@ -55,7 +56,7 @@ void SetProxyPrefValue(const std::string& network_guid,
 bool GetProxyPrefValue(const std::string& network_guid,
                        const std::string& path,
                        UIProxyConfigService* config_service,
-                       base::Value** out_value);
+                       std::unique_ptr<base::Value>* out_value);
 
 }  // namespace proxy_cros_settings_parser