| Index: third_party/WebKit/Source/modules/webaudio/AudioScheduledSourceNode.cpp
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| diff --git a/third_party/WebKit/Source/modules/webaudio/AudioScheduledSourceNode.cpp b/third_party/WebKit/Source/modules/webaudio/AudioScheduledSourceNode.cpp
 | 
| index 89e11743bed057cecb46c5804306274b0d7bf233..c3c6237085ed019032140be937f4321c2d45b7f4 100644
 | 
| --- a/third_party/WebKit/Source/modules/webaudio/AudioScheduledSourceNode.cpp
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| +++ b/third_party/WebKit/Source/modules/webaudio/AudioScheduledSourceNode.cpp
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| @@ -54,8 +54,9 @@ void AudioScheduledSourceHandler::updateSchedulingInfo(
 | 
|    if (!outputBus)
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|      return;
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|  
 | 
| -  DCHECK_EQ(quantumFrameSize, static_cast<size_t>(ProcessingSizeInFrames));
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| -  if (quantumFrameSize != ProcessingSizeInFrames)
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| +  DCHECK_EQ(quantumFrameSize,
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| +            static_cast<size_t>(AudioUtilities::kRenderQuantumFrames));
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| +  if (quantumFrameSize != AudioUtilities::kRenderQuantumFrames)
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|      return;
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|  
 | 
|    double sampleRate = this->sampleRate();
 | 
| 
 |