Update modules classes to use OVERRIDE / FINAL when needed

Source/modules/webaudio/DynamicsCompressorNode.h

Index: Source/modules/webaudio/DynamicsCompressorNode.h
diff --git a/Source/modules/webaudio/DynamicsCompressorNode.h b/Source/modules/webaudio/DynamicsCompressorNode.h
index 413c0b08e26656f9a56fab66f0f6f7085f302556..4677971a990dbbeeb65795912deb858dbbc5cc23 100644
--- a/Source/modules/webaudio/DynamicsCompressorNode.h
+++ b/Source/modules/webaudio/DynamicsCompressorNode.h
@@ -33,7 +33,7 @@ namespace WebCore {
 
 class DynamicsCompressor;
 
-class DynamicsCompressorNode : public AudioNode {
+class DynamicsCompressorNode FINAL : public AudioNode {
 public:
     static PassRefPtr<DynamicsCompressorNode> create(AudioContext* context, float sampleRate)
     {
@@ -43,10 +43,10 @@ public:
     virtual ~DynamicsCompressorNode();
 
     // AudioNode
-    virtual void process(size_t framesToProcess);
-    virtual void reset();
-    virtual void initialize();
-    virtual void uninitialize();
+    virtual void process(size_t framesToProcess) OVERRIDE;
+    virtual void reset() OVERRIDE;
+    virtual void initialize() OVERRIDE;
+    virtual void uninitialize() OVERRIDE;
 
     // Static compression curve parameters.
     AudioParam* threshold() { return m_threshold.get(); }