1 files changed, 8 insertions, 9 deletions
diff --git a/chromium/third_party/WebKit/Source/modules/webaudio/PeriodicWave.h b/chromium/third_party/WebKit/Source/modules/webaudio/PeriodicWave.h
index d10b3e2c90f..1e62820f3ff 100644
--- a/chromium/third_party/WebKit/Source/modules/webaudio/PeriodicWave.h
+++ b/chromium/third_party/WebKit/Source/modules/webaudio/PeriodicWave.h
@@ -40,15 +40,15 @@
 
 namespace WebCore {
 
-class PeriodicWave : public ScriptWrappable, public RefCounted<PeriodicWave> {
+class PeriodicWave : public RefCountedWillBeGarbageCollectedFinalized<PeriodicWave>, public ScriptWrappable {
 public:
-    static PassRefPtr<PeriodicWave> createSine(float sampleRate);
-    static PassRefPtr<PeriodicWave> createSquare(float sampleRate);
-    static PassRefPtr<PeriodicWave> createSawtooth(float sampleRate);
-    static PassRefPtr<PeriodicWave> createTriangle(float sampleRate);
+    static PassRefPtrWillBeRawPtr<PeriodicWave> createSine(float sampleRate);
+    static PassRefPtrWillBeRawPtr<PeriodicWave> createSquare(float sampleRate);
+    static PassRefPtrWillBeRawPtr<PeriodicWave> createSawtooth(float sampleRate);
+    static PassRefPtrWillBeRawPtr<PeriodicWave> createTriangle(float sampleRate);
 
     // Creates an arbitrary periodic wave given the frequency components (Fourier coefficients).
-    static PassRefPtr<PeriodicWave> create(float sampleRate, Float32Array* real, Float32Array* imag);
+    static PassRefPtrWillBeRawPtr<PeriodicWave> create(float sampleRate, Float32Array* real, Float32Array* imag);
 
     // Returns pointers to the lower and higher wave data for the pitch range containing
     // the given fundamental frequency. These two tables are in adjacent "pitch" ranges
@@ -62,7 +62,8 @@ public:
     float rateScale() const { return m_rateScale; }
 
     unsigned periodicWaveSize() const { return m_periodicWaveSize; }
-    float sampleRate() const { return m_sampleRate; }
+
+    void trace(Visitor*) { }
 
 private:
     explicit PeriodicWave(float sampleRate);
@@ -81,8 +82,6 @@ private:
 
     float m_rateScale;
 
-    unsigned numberOfRanges() const { return m_numberOfRanges; }
-
     // Maximum possible number of partials (before culling).
     unsigned maxNumberOfPartials() const;