Fixing inconsistency with the media query spec and other browsers

LayoutTests/fast/media/mq-js-media-except-02.html

Index: LayoutTests/fast/media/mq-js-media-except-02.html
diff --git a/LayoutTests/fast/media/mq-js-media-except-02.html b/LayoutTests/fast/media/mq-js-media-except-02.html
index 657c98ed156082c02015b98acee637456352b842..63f6f2676341d7bc5c3806098ebf4708c6016203 100644
--- a/LayoutTests/fast/media/mq-js-media-except-02.html
+++ b/LayoutTests/fast/media/mq-js-media-except-02.html
@@ -20,13 +20,16 @@ p#result {color: red}
 </style>
 <script language="javascript">
 function test() {
+    // The following is valid according to the CSS 2.1 note: "Media Queries
+    // supercedes this error handling.", as it is malformed and should be
+    // represented as "not all".
     try {
-        // this should throw
         document.styleSheets[0].cssRules[1].media.mediaText = "screen and resolution > 40dpi";
-    } catch (e) {
         document.getElementById("result").innerHTML = "This text should be green.";
-        document.getElementById("details").innerHTML = "Caught exception: " + e;
-   }
+        document.getElementById("details").innerHTML = "New media: " + document.styleSheets[0].cssRules[1].media.mediaText;
+    } catch(e) {
+        document.getElementById("details").innerHTML = "An exception was caught: " + e
+    }
 }
 </script>