Fixing buck warning about duplicated classes

Author: barancev

java/client/src/org/openqa/selenium/remote/BUCK

@@ -78,7 +78,6 @@ java_library(name = 'remote-lib',
     'CommandInfo.java',
     'Dialect.java',
     'DriverCommand.java',
-    'ErrorCodes.java',
     'ErrorHandler.java',
     'ExecuteMethod.java',
     'FileDetector.java',