--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebKit2/UIProcess/WebProcessManager.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2010 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 "WebProcessManager.h"
+
+#include "WebContext.h"
+
+namespace WebKit {
+
+WebProcessManager& WebProcessManager::shared()
+{
+    static WebProcessManager& manager = *new WebProcessManager;
+    return manager;
+}
+
+WebProcessManager::WebProcessManager()
+{
+}
+
+WebProcessProxy* WebProcessManager::getWebProcess(WebContext* context)
+{
+    switch (context->processModel()) {
+        case ProcessModelSharedSecondaryProcess: {
+            if (!m_sharedProcess)
+                m_sharedProcess = WebProcessProxy::create(context);
+            return m_sharedProcess.get();
+        }
+        case ProcessModelSharedSecondaryThread: {
+            if (!m_sharedThread)
+                m_sharedThread = WebProcessProxy::create(context);
+            return m_sharedThread.get();
+        }
+        case ProcessModelSecondaryProcess: {
+            std::pair<ProcessMap::iterator, bool> result = m_processMap.add(context, 0);
+            if (result.second) {
+                ASSERT(!result.first->second);
+                result.first->second = WebProcessProxy::create(context);
+            }
+
+            ASSERT(result.first->second);
+            return result.first->second.get();
+        }
+    }
+    
+    ASSERT_NOT_REACHED();
+    return 0;
+}
+
+void WebProcessManager::processDidClose(WebProcessProxy* process, WebContext* context)
+{
+    if (process == m_sharedProcess) {
+        ASSERT(context->processModel() == ProcessModelSharedSecondaryProcess);
+        m_sharedProcess = 0;
+        return;
+    }
+
+    ProcessMap::iterator it = m_processMap.find(context);
+    if (it != m_processMap.end()) {
+        ASSERT(it->second == process);
+        m_processMap.remove(it);
+        return;
+    }
+
+    // The shared thread connection should never be closed.
+    ASSERT_NOT_REACHED();
+}
+
+} // namespace WebKit