mozIStorageFunction is to be implemented by storage consumers that
 wish to define custom storage functions, through
 mozIStorageConnection's createFunction method.
[scriptable, uuid(898d4189-7012-4ae9-a2af-435491cfa114)]
interface mozIStorageFunction : nsISupports

Methods

 onFunctionCall is called when execution of a custom
 function should occur.  There are no return values.
 
 @param aNumArguments         The number of arguments
 @param aFunctionArguments    The arguments passed in to the function
void onFunctionCall(in mozIStorageValueArray aFunctionArguments)