CacheStorage: caches.match with bad cacheName should resolve with undefined.

third_party/WebKit/LayoutTests/http/tests/cachestorage/script-tests/cache-storage-match.js

Index: third_party/WebKit/LayoutTests/http/tests/cachestorage/script-tests/cache-storage-match.js
diff --git a/third_party/WebKit/LayoutTests/http/tests/cachestorage/script-tests/cache-storage-match.js b/third_party/WebKit/LayoutTests/http/tests/cachestorage/script-tests/cache-storage-match.js
index b7140823a473acfbf11e68f82cd97851209a7837..2102d78f079a03052f17d639a7bd1262c005eab0 100644
--- a/third_party/WebKit/LayoutTests/http/tests/cachestorage/script-tests/cache-storage-match.js
+++ b/third_party/WebKit/LayoutTests/http/tests/cachestorage/script-tests/cache-storage-match.js
@@ -110,11 +110,9 @@ promise_test(function(test) {
           return self.caches.match(transaction.request, {cacheName: 'foo'});
         })
       .then(function(response) {
-          assert_unreached('The match with bad cache name should reject.');
-        })
-      .catch(function(err) {
-          assert_equals(err.name, 'NotFoundError',
-                        'The match should reject with NotFoundError.');
+          assert_equals(response, undefined,
+                        'The match with bad cache name should resolve to ' +
+                        'undefined.');
           return self.caches.has('foo');
         })
       .then(function(has_foo) {