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 8b9d0f6760a38f9053a5959fe717b18841228aae..a4410854c4b4472e4d3e1db3886b422e790ce6e3 100644
--- a/cc/CCDelayBasedTimeSource.cpp
+++ b/cc/CCDelayBasedTimeSource.cpp
@@ -45,6 +45,10 @@ CCDelayBasedTimeSource::CCDelayBasedTimeSource(base::TimeDelta interval, CCThrea
     turnOffVerifier();
 }
 
+CCDelayBasedTimeSource::~CCDelayBasedTimeSource()
+{
+}
+
 void CCDelayBasedTimeSource::setActive(bool active)
 {
     TRACE_EVENT1("cc", "CCDelayBasedTimeSource::setActive", "active", active);
@@ -71,6 +75,11 @@ void CCDelayBasedTimeSource::setActive(bool active)
     postNextTickTask(now());
 }
 
+bool CCDelayBasedTimeSource::active() const
+{
+    return m_state != STATE_INACTIVE;
+}
+
 base::TimeTicks CCDelayBasedTimeSource::lastTickTime()
 {
     return m_lastTickTime;
@@ -100,6 +109,11 @@ void CCDelayBasedTimeSource::onTimerFired()
         m_client->onTimerTick();
 }
 
+void CCDelayBasedTimeSource::setClient(CCTimeSourceClient* client)
+{
+    m_client = client;
+}
+
 void CCDelayBasedTimeSource::setTimebaseAndInterval(base::TimeTicks timebase, base::TimeDelta interval)
 {
     m_nextParameters.interval = interval;