Fix virtual/override/final usage in Source/modules/.

Source/modules/webaudio/BiquadDSPKernel.h

Index: Source/modules/webaudio/BiquadDSPKernel.h
diff --git a/Source/modules/webaudio/BiquadDSPKernel.h b/Source/modules/webaudio/BiquadDSPKernel.h
index 3ae1e4e7630201069912f3cf8d2c4b691d28d546..fff8fa9203fc1c673b0e8174ee71e9fb0080afae 100644
--- a/Source/modules/webaudio/BiquadDSPKernel.h
+++ b/Source/modules/webaudio/BiquadDSPKernel.h
@@ -43,15 +43,15 @@ public:
     }
 
     // AudioDSPKernel
-    virtual void process(const float* source, float* dest, size_t framesToProcess) override;
-    virtual void reset() override { m_biquad.reset(); }
+    void process(const float* source, float* dest, size_t framesToProcess) override;
+    void reset() override { m_biquad.reset(); }
 
     // Get the magnitude and phase response of the filter at the given
     // set of frequencies (in Hz). The phase response is in radians.
     void getFrequencyResponse(int nFrequencies, const float* frequencyHz, float* magResponse, float* phaseResponse);
 
-    virtual double tailTime() const override;
-    virtual double latencyTime() const override;
+    double tailTime() const override;
+    double latencyTime() const override;
 
 protected:
     Biquad m_biquad;