| Index: third_party/WebKit/Source/modules/webaudio/PannerNode.cpp | 
| diff --git a/third_party/WebKit/Source/modules/webaudio/PannerNode.cpp b/third_party/WebKit/Source/modules/webaudio/PannerNode.cpp | 
| index 52d7f9af1524bf94120271e6ba49f8fffa830596..ac2b2bc2f45f676760b4bb1540ebcb83c62a5bc8 100644 | 
| --- a/third_party/WebKit/Source/modules/webaudio/PannerNode.cpp | 
| +++ b/third_party/WebKit/Source/modules/webaudio/PannerNode.cpp | 
| @@ -128,18 +128,19 @@ void PannerHandler::process(size_t framesToProcess) { | 
| } | 
|  | 
| if (hasSampleAccurateValues() || listener()->hasSampleAccurateValues()) { | 
| -      // It's tempting to skip sample-accurate processing if isAzimuthElevationDirty() and | 
| -      // isDistanceConeGain() both return false.  But in general we can't because something | 
| -      // may scheduled to start in the middle of the rendering quantum.  On the other hand, | 
| -      // the audible effect may be small enough that we can afford to do this optimization. | 
| +      // It's tempting to skip sample-accurate processing if | 
| +      // isAzimuthElevationDirty() and isDistanceConeGain() both return false. | 
| +      // But in general we can't because something may scheduled to start in the | 
| +      // middle of the rendering quantum.  On the other hand, the audible effect | 
| +      // may be small enough that we can afford to do this optimization. | 
| processSampleAccurateValues(destination, source, framesToProcess); | 
| } else { | 
| // Apply the panning effect. | 
| double azimuth; | 
| double elevation; | 
|  | 
| -      // Update dirty state in case something has moved; this can happen if the AudioParam for | 
| -      // the position or orientation component is set directly. | 
| +      // Update dirty state in case something has moved; this can happen if the | 
| +      // AudioParam for the position or orientation component is set directly. | 
| updateDirtyState(); | 
|  | 
| azimuthElevation(&azimuth, &elevation); | 
| @@ -156,8 +157,8 @@ void PannerHandler::process(size_t framesToProcess) { | 
| destination->copyWithGainFrom(*destination, &m_lastGain, totalGain); | 
| } | 
| } else { | 
| -    // Too bad - The tryLock() failed. | 
| -    // We must be in the middle of changing the properties of the panner or the listener. | 
| +    // Too bad - The tryLock() failed.  We must be in the middle of changing the | 
| +    // properties of the panner or the listener. | 
| destination->zero(); | 
| } | 
| } | 
| @@ -167,8 +168,8 @@ void PannerHandler::processSampleAccurateValues(AudioBus* destination, | 
| size_t framesToProcess) { | 
| RELEASE_ASSERT(framesToProcess <= ProcessingSizeInFrames); | 
|  | 
| -  // Get the sample accurate values from all of the AudioParams, including the values from the | 
| -  // AudioListener. | 
| +  // Get the sample accurate values from all of the AudioParams, including the | 
| +  // values from the AudioListener. | 
| float pannerX[ProcessingSizeInFrames]; | 
| float pannerY[ProcessingSizeInFrames]; | 
| float pannerZ[ProcessingSizeInFrames]; | 
| @@ -235,8 +236,8 @@ void PannerHandler::initialize() { | 
| listener()->hrtfDatabaseLoader()); | 
| listener()->addPanner(*this); | 
|  | 
| -  // Set the cached values to the current values to start things off.  The panner is already | 
| -  // marked as dirty, so this won't matter. | 
| +  // Set the cached values to the current values to start things off.  The | 
| +  // panner is already marked as dirty, so this won't matter. | 
| m_lastPosition = position(); | 
| m_lastOrientation = orientation(); | 
|  | 
| @@ -570,7 +571,8 @@ void PannerHandler::setChannelCountMode(const String& mode, | 
| } else if (mode == "explicit") { | 
| m_newChannelCountMode = Explicit; | 
| } else if (mode == "max") { | 
| -    // This is not supported for a PannerNode, which can only handle 1 or 2 channels. | 
| +    // This is not supported for a PannerNode, which can only handle 1 or 2 | 
| +    // channels. | 
| exceptionState.throwDOMException(NotSupportedError, | 
| "Panner: 'max' is not allowed"); | 
| m_newChannelCountMode = oldMode; | 
|  |