Update almost all tests (except co19) to use the new try-catch syntax.

tests/corelib/index_out_of_range_exception_test.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.
 
 // Dart test for testing out of range exceptions on arrays.
 
 class IndexOutOfRangeExceptionTest {
   static testRead() {
     testListRead([], 0);
     testListRead([], -1);
@@ skipping 34 matching lines @@
 
   static testMain() {
     testRead();
     testWrite();
   }
 
   static testListRead(list, index) {
     var exception = null;
     try {
       var e = list[index];
-    } catch (IndexOutOfRangeException e) {
+    } on IndexOutOfRangeException catch (e) {
       exception = e;
     }
     Expect.equals(true, exception != null);
   }
 
   static testListWrite(list, index) {
     var exception = null;
     try {
       list[index] = null;
-    } catch (IndexOutOfRangeException e) {
+    } on IndexOutOfRangeException catch (e) {
       exception = e;
     }
     Expect.equals(true, exception != null);
   }
 }
 
 main() {
   IndexOutOfRangeExceptionTest.testMain();
 }