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diff --git a/Source/WebKit2/UIProcess/RemoteWebInspectorProxy.cpp b/Source/WebKit2/UIProcess/RemoteWebInspectorProxy.cpp
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+++ b/Source/WebKit2/UIProcess/RemoteWebInspectorProxy.cpp
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+/*
+ * Copyright (C) 2016 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "config.h"
+#include "RemoteWebInspectorProxy.h"
+
+#include "RemoteWebInspectorProxyMessages.h"
+#include "RemoteWebInspectorUIMessages.h"
+#include "WebInspectorProxy.h"
+#include "WebPageGroup.h"
+#include "WebPageProxy.h"
+#include <WebCore/NotImplemented.h>
+
+using namespace WebCore;
+
+namespace WebKit {
+
+RemoteWebInspectorProxy::RemoteWebInspectorProxy()
+{
+}
+
+RemoteWebInspectorProxy::~RemoteWebInspectorProxy()
+{
+    ASSERT(!m_inspectorPage);
+}
+
+void RemoteWebInspectorProxy::invalidate()
+{
+    closeFrontendPageAndWindow();
+}
+
+void RemoteWebInspectorProxy::load(const String& debuggableType, const String& backendCommandsURL)
+{
+    createFrontendPageAndWindow();
+
+    m_inspectorPage->process().send(Messages::RemoteWebInspectorUI::Initialize(debuggableType, backendCommandsURL), m_inspectorPage->pageID());
+    m_inspectorPage->loadRequest(URL(URL(), WebInspectorProxy::inspectorPageURL()));
+}
+
+void RemoteWebInspectorProxy::closeFromBackend()
+{
+    closeFrontendPageAndWindow();
+}
+
+void RemoteWebInspectorProxy::closeFromCrash()
+{
+    // Behave as if the frontend just closed, so clients are informed the frontend is gone.
+    frontendDidClose();
+}
+
+void RemoteWebInspectorProxy::show()
+{
+    bringToFront();
+}
+
+void RemoteWebInspectorProxy::sendMessageToFrontend(const String& message)
+{
+    m_inspectorPage->process().send(Messages::RemoteWebInspectorUI::SendMessageToFrontend(message), m_inspectorPage->pageID());
+}
+
+void RemoteWebInspectorProxy::frontendDidClose()
+{
+    if (m_client)
+        m_client->closeFromFrontend();
+
+    closeFrontendPageAndWindow();
+}
+
+void RemoteWebInspectorProxy::bringToFront()
+{
+    platformBringToFront();
+}
+
+void RemoteWebInspectorProxy::save(const String& suggestedURL, const String& content, bool base64Encoded, bool forceSaveDialog)
+{
+    platformSave(suggestedURL, content, base64Encoded, forceSaveDialog);
+}
+
+void RemoteWebInspectorProxy::append(const String& suggestedURL, const String& content)
+{
+    platformAppend(suggestedURL, content);
+}
+
+void RemoteWebInspectorProxy::startWindowDrag()
+{
+    platformStartWindowDrag();
+}
+
+void RemoteWebInspectorProxy::openInNewTab(const String& url)
+{
+    platformOpenInNewTab(url);
+}
+
+void RemoteWebInspectorProxy::sendMessageToBackend(const String& message)
+{
+    if (m_client)
+        m_client->sendMessageToBackend(message);
+}
+
+void RemoteWebInspectorProxy::createFrontendPageAndWindow()
+{
+    if (m_inspectorPage)
+        return;
+
+    m_inspectorPage = platformCreateFrontendPageAndWindow();
+
+    trackInspectorPage(m_inspectorPage);
+
+    m_inspectorPage->process().addMessageReceiver(Messages::RemoteWebInspectorProxy::messageReceiverName(), m_inspectorPage->pageID(), *this);
+    m_inspectorPage->process().assumeReadAccessToBaseURL(WebInspectorProxy::inspectorBaseURL());
+}
+
+void RemoteWebInspectorProxy::closeFrontendPageAndWindow()
+{
+    if (!m_inspectorPage)
+        return;
+
+    m_inspectorPage->process().removeMessageReceiver(Messages::RemoteWebInspectorProxy::messageReceiverName(), m_inspectorPage->pageID());
+
+    untrackInspectorPage(m_inspectorPage);
+
+    m_inspectorPage = nullptr;
+
+    platformCloseFrontendPageAndWindow();
+}
+
+#if !PLATFORM(MAC)
+WebPageProxy* RemoteWebInspectorProxy::platformCreateFrontendPageAndWindow()
+{
+    notImplemented();
+    return nullptr;
+}
+
+void RemoteWebInspectorProxy::platformBringToFront() { }
+void RemoteWebInspectorProxy::platformSave(const String&, const String&, bool, bool) { }
+void RemoteWebInspectorProxy::platformAppend(const String&, const String&) { }
+void RemoteWebInspectorProxy::platformStartWindowDrag() { }
+void RemoteWebInspectorProxy::platformOpenInNewTab(const String&) { }
+void RemoteWebInspectorProxy::platformCloseFrontendPageAndWindow() { }
+#endif
+
+} // namespace WebKit