converted if() throw convention to require()/assert()/revert()

contracts/ownership/HasNoTokens.sol

@@ -3,7 +3,7 @@ pragma solidity ^0.4.11;
 import "./Ownable.sol";
 import "../token/ERC20Basic.sol";
 
-/** 
+/**
  * @title Contracts that should not own Tokens
  * @author Remco Bloemen <remco@2π.com>
  * @dev This blocks incoming ERC23 tokens to prevent accidental loss of tokens.
@@ -12,14 +12,14 @@ import "../token/ERC20Basic.sol";
  */
 contract HasNoTokens is Ownable {
 
- /** 
+ /**
   * @dev Reject all ERC23 compatible tokens
   * @param from_ address The address that is transferring the tokens
   * @param value_ uint256 the amount of the specified token
   * @param data_ Bytes The data passed from the caller.
   */
   function tokenFallback(address from_, uint256 value_, bytes data_) external {
-    throw;
+    revert();
   }
 
   /**