Fix remaining cc files to compile with Clang

cc/CCDelayBasedTimeSource.cpp

Index: cc/CCDelayBasedTimeSource.cpp
diff --git a/cc/CCDelayBasedTimeSource.cpp b/cc/CCDelayBasedTimeSource.cpp
index 8a623dd040569e391278a46ac0d1da0238962b53..50578764751050a0130745786485fcea239b73b4 100644
--- a/cc/CCDelayBasedTimeSource.cpp
+++ b/cc/CCDelayBasedTimeSource.cpp
@@ -73,6 +73,11 @@ void CCDelayBasedTimeSource::setActive(bool active)
     postNextTickTask(now);
 }
 
+bool CCDelayBasedTimeSource::active() const
+{
+    return m_state != STATE_INACTIVE;
+}
+
 double CCDelayBasedTimeSource::lastTickTime()
 {
     return m_lastTickTime;
@@ -102,6 +107,11 @@ void CCDelayBasedTimeSource::onTimerFired()
         m_client->onTimerTick();
 }
 
+void CCDelayBasedTimeSource::setClient(CCTimeSourceClient* client)
+{
+    m_client = client;
+}
+
 void CCDelayBasedTimeSource::setTimebaseAndInterval(double timebase, double intervalSeconds)
 {
     m_nextParameters.interval = intervalSeconds;