Initial import attempt, just to play with. Many things disabled/removed

ui/cc/cc/CCTimer.cpp

Index: ui/cc/cc/CCTimer.cpp
diff --git a/ui/cc/cc/CCTimer.cpp b/ui/cc/cc/CCTimer.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..396d81a551b7ffc50f17a8d1dc62b2cd09c6d91e
--- /dev/null
+++ b/ui/cc/cc/CCTimer.cpp
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+/*
+ * Copyright (C) 2011 Google 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:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * 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.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
+ * OWNER OR 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 "cc/CCTimer.h"
+
+#include "cc/CCThread.h"
+
+namespace WebCore {
+
+class CCTimerTask : public CCThread::Task {
+public:
+    explicit CCTimerTask(CCTimer* timer)
+        : CCThread::Task(0)
+        , m_timer(timer)
+    {
+    }
+
+    ~CCTimerTask()
+    {
+        if (!m_timer)
+            return;
+
+        ASSERT(m_timer->m_task == this);
+        m_timer->stop();
+    }
+
+    void performTask()
+    {
+        if (!m_timer)
+            return;
+
+        CCTimerClient* client = m_timer->m_client;
+
+        m_timer->stop();
+        if (client)
+            client->onTimerFired();
+    }
+
+private:
+    friend class CCTimer;
+
+    CCTimer* m_timer; // null if cancelled
+};
+
+CCTimer::CCTimer(CCThread* thread, CCTimerClient* client)
+    : m_client(client)
+    , m_thread(thread)
+    , m_task(0)
+{
+}
+
+CCTimer::~CCTimer()
+{
+    stop();
+}
+
+void CCTimer::startOneShot(double intervalSeconds)
+{
+    stop();
+
+    m_task = new CCTimerTask(this);
+
+    // The thread expects delays in milliseconds.
+    m_thread->postDelayedTask(adoptPtr(m_task), intervalSeconds * 1000.0);
+}
+
+void CCTimer::stop()
+{
+    if (!m_task)
+        return;
+
+    m_task->m_timer = 0;
+    m_task = 0;
+}
+
+} // namespace WebCore