[credentialsmanager] Remove redundant tests

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

Index: third_party/WebKit/LayoutTests/http/tests/credentialmanager/passwordcredential-basics-expected.txt
diff --git a/third_party/WebKit/LayoutTests/http/tests/credentialmanager/passwordcredential-basics-expected.txt b/third_party/WebKit/LayoutTests/http/tests/credentialmanager/passwordcredential-basics-expected.txt
new file mode 100644
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+++ b/third_party/WebKit/LayoutTests/http/tests/credentialmanager/passwordcredential-basics-expected.txt
@@ -0,0 +1,36 @@
+CONSOLE WARNING: line 59: Passing 'PasswordCredential' objects into 'fetch(..., { credentials: ... })' is deprecated, and will be removed in M62, around October 2017. See https://www.chromestatus.com/features/5689327799500800 for more details and https://www.chromium.org/developers/recent-changes-credential-management-api for migration suggestions.
+CONSOLE WARNING: line 60: Passing 'PasswordCredential' objects into 'fetch(..., { credentials: ... })' is deprecated, and will be removed in M62, around October 2017. See https://www.chromestatus.com/features/5689327799500800 for more details and https://www.chromium.org/developers/recent-changes-credential-management-api for migration suggestions.
+CONSOLE WARNING: line 61: Passing 'PasswordCredential' objects into 'fetch(..., { credentials: ... })' is deprecated, and will be removed in M62, around October 2017. See https://www.chromestatus.com/features/5689327799500800 for more details and https://www.chromium.org/developers/recent-changes-credential-management-api for migration suggestions.
+This is a testharness.js-based test.
+PASS Credential interface: existence and properties of interface object 
+PASS Credential interface object length 
+PASS Credential interface object name 
+PASS Credential interface: existence and properties of interface prototype object 
+PASS Credential interface: existence and properties of interface prototype object's "constructor" property 
+PASS Credential interface: attribute id 
+PASS Credential interface: attribute type 
+PASS PasswordCredential interface: existence and properties of interface object 
+PASS PasswordCredential interface object length 
+PASS PasswordCredential interface object name 
+PASS PasswordCredential interface: existence and properties of interface prototype object 
+PASS PasswordCredential interface: existence and properties of interface prototype object's "constructor" property 
+PASS PasswordCredential interface: attribute password 
+PASS PasswordCredential interface: attribute name 
+PASS PasswordCredential interface: attribute iconURL 
+PASS PasswordCredential interface: new PasswordCredential({ id: "id", password: "pencil" }) must inherit property "password" with the proper type (0) 
+PASS PasswordCredential interface: new PasswordCredential({ id: "id", password: "pencil" }) must inherit property "name" with the proper type (1) 
+PASS PasswordCredential interface: new PasswordCredential({ id: "id", password: "pencil" }) must inherit property "iconURL" with the proper type (2) 
+PASS Credential interface: new PasswordCredential({ id: "id", password: "pencil" }) must inherit property "id" with the proper type (0) 
+PASS Credential interface: new PasswordCredential({ id: "id", password: "pencil" }) must inherit property "type" with the proper type (1) 
+PASS Interfaces and attributes of PasswordCredential 
+PASS Construct a PasswordCredential with an invalid icon URL. 
+PASS Construct a PasswordCredential with an empty icon URL. 
+PASS Construct a PasswordCredential with an empty name and icon URL. 
+PASS Verify the basics of "idName", "passwordName", and "additionalData" 
+PASS PasswordCredential objects require IDs and Passwords 
+PASS PasswordCredential creation from `HTMLFormElement` with a multipart enctype 
+PASS PasswordCredential creation from `HTMLFormElement` with a urlencoded enctype 
+PASS PasswordCredential creation from `HTMLFormElement` with no enctype 
+PASS PasswordCredential creation from `HTMLFormElement` with multiple autocomplete attributes 
+Harness: the test ran to completion.
+