Fix a 'promise_test' bug in 'http/tests/credentialmanager/passwordcredential-fetch.html'.

third_party/WebKit/LayoutTests/http/tests/credentialmanager/passwordcredential-fetch-expected.txt

Index: third_party/WebKit/LayoutTests/http/tests/credentialmanager/passwordcredential-fetch-expected.txt
diff --git a/third_party/WebKit/LayoutTests/http/tests/credentialmanager/passwordcredential-fetch-expected.txt b/third_party/WebKit/LayoutTests/http/tests/credentialmanager/passwordcredential-fetch-expected.txt
deleted file mode 100644
index 091c15b1d9a94a7c895e5bc3a0cac9128e9bd16f..0000000000000000000000000000000000000000
--- a/third_party/WebKit/LayoutTests/http/tests/credentialmanager/passwordcredential-fetch-expected.txt
+++ /dev/null
@@ -1,24 +0,0 @@
-This is a testharness.js-based test.
-PASS Body ignored in presence of a PasswordCredential 
-PASS Body present if 'credentials' is not a PasswordCredential 
-PASS Creating/cloning a 'Request' does not expose the credential. 
-FAIL Creating a 'Request' throws in various ways. assert_not_equals: got disallowed value undefined
-PASS Simple Fetch 
-PASS Simple Fetch 
-PASS Fetch with cloned Request 
-PASS Fetch with copied Request 
-PASS Fetch with overridden 'credentials' 
-PASS 'idName' and 'passwordName' 
-PASS 'additionalData': Empty FormData has no effect. 
-PASS 'additionalData': FormData properties are properly injected. 
-PASS 'additionalData': FormData properties are properly injected after assignment. 
-PASS 'additionalData': FormData properties are properly overridden. 
-PASS 'additionalData': Empty URLSearchParams has no effect. 
-PASS 'additionalData': URLSearchParams properties are properly injected. 
-PASS 'additionalData': URLSearchParams properties are properly overridden. 
-PASS 'additionalData': URLSearchParams properties are properly injected (ordering matters). 
-PASS fetch() after get() 
-PASS fetch() after get() with additionalData 
-PASS fetch() after get() with additionalData from DOM 
-Harness: the test ran to completion.
-