Update all float attributes in HTMLMediaElement and related objects to double

Source/WebCore/platform/ClockGeneric.h

 /*
  * Copyright (C) 2011 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
@@ skipping 17 matching lines @@
 
 #include "Clock.h"
 
 namespace WebCore {
 
 class ClockGeneric : public Clock {
 public:
     ClockGeneric();
 
 private:
-    virtual void setCurrentTime(float);
-    virtual float currentTime() const;
+    virtual void setCurrentTime(double);
+    virtual double currentTime() const;
 
-    virtual void setPlayRate(float);
-    virtual float playRate() const { return m_rate; }
+    virtual void setPlayRate(double);
+    virtual double playRate() const { return m_rate; }
 
     virtual void start();
     virtual void stop();
     virtual bool isRunning() const { return m_running; }
 
     double now() const;
 
     bool m_running;
-    float m_rate;
+    double m_rate;
     double m_offset;
     double m_startTime;
     mutable double m_lastTime;
 };
 
 }
 
 #endif