Revert recent changes to base::Value

chrome/browser/chromeos/cros/network_library.h

Index: chrome/browser/chromeos/cros/network_library.h
diff --git a/chrome/browser/chromeos/cros/network_library.h b/chrome/browser/chromeos/cros/network_library.h
index b416214dd0b78ca7ba2bdebf08f27c3e123c4834..63f4f55aea51518ec4d4722ed5bcb8fb32f765f3 100644
--- a/chrome/browser/chromeos/cros/network_library.h
+++ b/chrome/browser/chromeos/cros/network_library.h
@@ -413,7 +413,7 @@ class NetworkDevice {
   // PropertyIndex that was updated in |index|.  |index| may be NULL
   // if not needed.
   bool UpdateStatus(const std::string& key,
-                    Value* value,
+                    const Value& value,
                     PropertyIndex *index);
 
   NativeNetworkDeviceParser* device_parser() { return device_parser_.get(); }
@@ -635,7 +635,7 @@ class Network {
   }
 
   virtual bool UpdateStatus(const std::string& key,
-                            Value* value,
+                            const Value& value,
                             PropertyIndex* index);
 
  protected: