[Fetch API] Pass web-platform fetch/api/cors/cors-preflight.html.

third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/thorough/cors-preflight.js

Index: third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/thorough/cors-preflight.js
diff --git a/third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/thorough/cors-preflight.js b/third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/thorough/cors-preflight.js
index c2b1389db8f7f68fcbbf2e666d6cdc6fbebae40c..6816eaf75d95c91249443022634938fe7f89d85f 100644
--- a/third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/thorough/cors-preflight.js
+++ b/third_party/WebKit/LayoutTests/http/tests/fetch/script-tests/thorough/cors-preflight.js
@@ -96,7 +96,7 @@ var TEST_TARGETS = [];
       // Test CORS preflight with multiple request headers.
       [OTHER_BASE_URL + 'mode=cors&credentials=same-origin&method=' + method +
        '&headers=CUSTOM2&ACAOrigin=*' +
-       '&PACAOrigin=*&PACAHeaders=x-servicEworker-u, x-servicEworker-ua, x-servicewOrker-test, x-sErviceworker-s, x-sErviceworker-v&PreflightTest=200',
+       '&PACAOrigin=*&PACAHeaders=x-servicEworker-u,x-servicEworker-ua,x-servicewOrker-test,x-sErviceworker-s,x-sErviceworker-v&PreflightTest=200',
        [fetchResolved, noContentLength, noServerHeader, hasBody, typeCors],
        [checkMethod, hasCustomHeader2]],
       [OTHER_BASE_URL + 'mode=cors&credentials=same-origin&method=' + method +
@@ -115,8 +115,8 @@ var TEST_TARGETS = [];
 
       [OTHER_BASE_URL + 'mode=cors&credentials=same-origin&method=' + method +
        '&headers=CUSTOM2&ACAOrigin=*&PACAOrigin=*' +
-       '&PACAHeaders=x-servicEworker-u, x-servicEworker-ua, x-servicewOrker-test, x-sErviceworker-s, x-sErviceworker-v&PACRMethod=' + method +
-       '&PACRHeaders=x-serviceworker-s, x-serviceworker-test, x-serviceworker-u, x-serviceworker-ua, x-serviceworker-v&PreflightTest=200',
+       '&PACAHeaders=x-servicEworker-u,x-servicEworker-ua,x-servicewOrker-test,x-sErviceworker-s,x-sErviceworker-v&PACRMethod=' + method +
+       '&PACRHeaders=x-serviceworker-s,x-serviceworker-test,x-serviceworker-u,x-serviceworker-ua,x-serviceworker-v&PreflightTest=200',
        [fetchResolved, noContentLength, noServerHeader, hasBody, typeCors],
        [checkMethod, hasCustomHeader2]]);
   });