Clean up rewriter.

test/webkit/eval-throw-return-expected.txt

Index: test/webkit/eval-throw-return-expected.txt
diff --git a/test/webkit/eval-throw-return-expected.txt b/test/webkit/eval-throw-return-expected.txt
index 662531a38f0880a6631e4c602ee623612da15ae5..bd80e8da3f2b4e045f4c3161b66f096c07280520 100644
--- a/test/webkit/eval-throw-return-expected.txt
+++ b/test/webkit/eval-throw-return-expected.txt
@@ -28,18 +28,18 @@ On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE
 
 PASS eval("1;") is 1
 PASS eval("1; try { foo = [2,3,throwFunc(), 4]; } catch (e){}") is 1
-PASS eval("1; try { 2; throw \"\"; } catch (e){}") is 2
-PASS eval("1; try { 2; throwFunc(); } catch (e){}") is 2
+PASS eval("1; try { 2; throw \"\"; } catch (e){}") is 1
+PASS eval("1; try { 2; throwFunc(); } catch (e){}") is 1
 PASS eval("1; try { 2; throwFunc(); } catch (e){3;} finally {}") is 3
 PASS eval("1; try { 2; throwFunc(); } catch (e){3;} finally {4;}") is 4
 PASS eval("function blah() { 1; }\n blah();") is undefined
 PASS eval("var x = 1;") is undefined
 PASS eval("if (true) { 1; } else { 2; }") is 1
 PASS eval("if (false) { 1; } else { 2; }") is 2
-PASS eval("try{1; if (true) { 2; throw \"\"; } else { 2; }} catch(e){}") is 2
+PASS eval("try{1; if (true) { 2; throw \"\"; } else { 2; }} catch(e){}") is undefined
 PASS eval("1; var i = 0; do { ++i; 2; } while(i!=1);") is 2
-PASS eval("try{1; var i = 0; do { ++i; 2; throw \"\"; } while(i!=1);} catch(e){}") is 2
-PASS eval("1; try{2; throwOnReturn();} catch(e){}") is 2
+#PASS eval("try{1; var i = 0; do { ++i; 2; throw \"\"; } while(i!=1);} catch(e){}") is undefined
+PASS eval("1; try{2; throwOnReturn();} catch(e){}") is 1
 PASS eval("1; twoFunc();") is undefined
 PASS eval("1; with ( { a: 0 } ) { 2; }") is 2
 PASS successfullyParsed is true