CREDENTIAL: Implement the 'PasswordCredential(HTMLFormElement)' constructor.

third_party/WebKit/Source/modules/credentialmanager/PasswordCredential.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef PasswordCredential_h
 #define PasswordCredential_h
 
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "bindings/core/v8/SerializedScriptValue.h"
 #include "bindings/modules/v8/UnionTypesModules.h"
+#include "modules/ModulesExport.h"
 #include "modules/credentialmanager/Credential.h"
 #include "platform/heap/Handle.h"
 #include "platform/network/EncodedFormData.h"
 #include "platform/weborigin/KURL.h"
 
 namespace blink {
 
 class FormData;
 class FormDataOptions;
+class HTMLFormElement;
 class PasswordCredentialData;
 class WebPasswordCredential;
 
 using CredentialPostBodyType = FormDataOrURLSearchParams;
 
-class PasswordCredential final : public Credential {
+class MODULES_EXPORT PasswordCredential final : public Credential {
     DEFINE_WRAPPERTYPEINFO();
 public:
     static PasswordCredential* create(const PasswordCredentialData&, ExceptionState&);
+    static PasswordCredential* create(HTMLFormElement*, ExceptionState&);
     static PasswordCredential* create(WebPasswordCredential*);
 
     // PasswordCredential.idl
     void setIdName(const String& name) { m_idName = name; }
     const String& idName() const { return m_idName; }
 
     void setPasswordName(const String& name) { m_passwordName = name; }
     const String& passwordName() const { return m_passwordName; }
 
     void setAdditionalData(const CredentialPostBodyType& data) { m_additionalData = data; }
     void additionalData(CredentialPostBodyType& out) const { out = m_additionalData; }
 
     // Internal methods
     PassRefPtr<EncodedFormData> encodeFormData(String& contentType) const;
     const String& password() const;
     DECLARE_VIRTUAL_TRACE();
 
 private:
     PasswordCredential(WebPasswordCredential*);
     PasswordCredential(const String& id, const String& password, const String& name, const KURL& icon);
 
     String m_idName;
     String m_passwordName;
     CredentialPostBodyType m_additionalData;
 };
 
 } // namespace blink
 
 #endif // PasswordCredential_h