Credential Manager: Migrate to WebView client-based approach.

Source/modules/credentialmanager/CredentialManagerClient.cpp

+// 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.
+
+#include "config.h"
+#include "modules/credentialmanager/CredentialManagerClient.h"
+
+#include "core/page/Page.h"
+
+namespace blink {
+
+CredentialManagerClient::CredentialManagerClient(WebCredentialManagerClient* client)
+    : m_client(client)
+{
+}
+
+CredentialManagerClient::~CredentialManagerClient()
+{
+}
+
+// static
+const char* CredentialManagerClient::supplementName()
+{
+    return "CredentialManagerClient";
+}
+
+// static
+CredentialManagerClient* CredentialManagerClient::from(Page* page)
+{
+    return static_cast<CredentialManagerClient*>(WillBeHeapSupplement<Page>::from(page, supplementName()));
+}
+
+void provideCredentialManagerClientTo(Page& page, CredentialManagerClient* client)
+{
+    CredentialManagerClient::provideTo(page, CredentialManagerClient::supplementName(), adoptPtrWillBeNoop(client));
+}
+
+void CredentialManagerClient::dispatchFailedSignIn(const WebCredential& credential, WebCredentialManagerClient::NotificationCallbacks* callbacks)
+{
+    if (!m_client)
+        return;
+    m_client->dispatchFailedSignIn(credential, callbacks);
+}
+
+void CredentialManagerClient::dispatchSignedIn(const WebCredential& credential, WebCredentialManagerClient::NotificationCallbacks* callbacks)
+{
+    if (!m_client)
+        return;
+    m_client->dispatchSignedIn(credential, callbacks);
+}
+
+void CredentialManagerClient::dispatchSignedOut(WebCredentialManagerClient::NotificationCallbacks* callbacks)
+{
+    if (!m_client)
+        return;
+    m_client->dispatchSignedOut(callbacks);
+}
+
+void CredentialManagerClient::dispatchRequest(bool zeroClickOnly, const WebVector<WebURL>& federations, WebCredentialManagerClient::RequestCallbacks* callbacks)
+{
+    if (!m_client)
+        return;
+    m_client->dispatchRequest(zeroClickOnly, federations, callbacks);
+}
+
+} // namespace blink