1 files changed, 7 insertions, 11 deletions
diff --git a/Source/WebCore/Modules/webaudio/AudioParamTimeline.h b/Source/WebCore/Modules/webaudio/AudioParamTimeline.h
index 4e9f0a4a3..148391731 100644
--- a/Source/WebCore/Modules/webaudio/AudioParamTimeline.h
+++ b/Source/WebCore/Modules/webaudio/AudioParamTimeline.h
@@ -10,7 +10,7 @@
  * 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.
- * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+ * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
  *     its contributors may be used to endorse or promote products derived
  *     from this software without specific prior written permission.
  *
@@ -26,13 +26,11 @@
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#ifndef AudioParamTimeline_h
-#define AudioParamTimeline_h
+#pragma once
 
 #include "AudioContext.h"
-#include <mutex>
 #include <runtime/Float32Array.h>
-#include <wtf/PassRefPtr.h>
+#include <wtf/Lock.h>
 #include <wtf/RefCounted.h>
 #include <wtf/Vector.h>
 
@@ -53,7 +51,7 @@ public:
 
     // hasValue is set to true if a valid timeline value is returned.
     // otherwise defaultValue is returned.
-    float valueForContextTime(AudioContext*, float defaultValue, bool& hasValue);
+    float valueForContextTime(AudioContext&, float defaultValue, bool& hasValue);
 
     // Given the time range, calculates parameter values into the values buffer
     // and returns the last parameter value calculated for "values" or the defaultValue if none were calculated.
@@ -76,13 +74,13 @@ private:
             LastType
         };
 
-        ParamEvent(Type type, float value, float time, float timeConstant, float duration, PassRefPtr<Float32Array> curve)
+        ParamEvent(Type type, float value, float time, float timeConstant, float duration, RefPtr<Float32Array>&& curve)
             : m_type(type)
             , m_value(value)
             , m_time(time)
             , m_timeConstant(timeConstant)
             , m_duration(duration)
-            , m_curve(curve)
+            , m_curve(WTFMove(curve))
         {
         }
 
@@ -107,9 +105,7 @@ private:
 
     Vector<ParamEvent> m_events;
 
-    std::mutex m_eventsMutex;
+    Lock m_eventsMutex;
 };
 
 } // namespace WebCore
-
-#endif // AudioParamTimeline_h