Use new try-catch syntax in runtime/, tools/, and utils/.

utils/css/uitest.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #import('dart:html');
 #import('css.dart');
 #import('../lib/file_system_memory.dart');
 
 void runCss([bool debug = false, bool parseOnly = false]) {
   final Document doc = window.document;
@@ skipping 14 matching lines @@
   }
 
   CssWorld cssWorld = new CssWorld(knownClasses, knownIds);
   bool templateValid = true;
   String dumpTree = "";
 
   String cssExpr = expression.value;
   if (!debug) {
     try {
       cssParseAndValidate(cssExpr, cssWorld);
-    } catch (final cssException) {
+    } catch (cssException) {
       templateValid = false;
       dumpTree = cssException.toString();
     }
   } else if (parseOnly) {
     try {
       Parser parser = new Parser(new SourceFile(
           SourceFile.IN_MEMORY_FILE, cssExpr));
       Stylesheet stylesheet = parser.parse();
       StringBuffer stylesheetTree = new StringBuffer();
       String prettyStylesheet = stylesheet.toString();
       stylesheetTree.add("${prettyStylesheet}\n");
       stylesheetTree.add("\n============>Tree Dump<============\n");
       stylesheetTree.add(stylesheet.toDebugString());
       dumpTree = stylesheetTree.toString();
-    } catch (final cssParseException) {
+    } catch (cssParseException) {
       templateValid = false;
       dumpTree = cssParseException.toString();
     }
   } else {
     try {
       dumpTree = cssParseAndValidateDebug(cssExpr, cssWorld);
-    } catch (final cssException) {
+    } catch (cssException) {
       templateValid = false;
       dumpTree = cssException.toString();
     }
   }
 
   final bgcolor = templateValid ? "white" : "red";
   final color = templateValid ? "black" : "white";
   final valid = templateValid ? "VALID" : "NOT VALID";
   String resultStyle = "resize:none; margin:0; height:100%; width:100%;"
     "padding:5px 7px;";
@@ skipping 114 matching lines @@
     runCss();
   });
 
   ButtonElement debugButton = window.document.query('#debug');
   debugButton.on.click.add((MouseEvent e) {
     runCss(true);
   });
 
   initCssWorld(false);
 }