Fix typo in comment.

Source/modules/webaudio/AudioParamTimeline.cpp

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 434 matching lines @@
                         for (; writeIndex < fillToFrame; ++writeIndex)
                             values[writeIndex] = value;
                         break;
                     }
 
                     // Save old values and recalculate information based on the curve's duration
                     // instead of the next event time.
                     unsigned nextEventFillToFrame = fillToFrame;
                     double nextEventFillToTime = fillToTime;
                     fillToTime = std::min(endTime, time1 + duration);
-                    // |fillToTime| can be greater than |startTime| when the end of the
+                    // |fillToTime| can be less than |startTime| when the end of the
                     // setValueCurve automation has been reached, but the next automation has not
                     // yet started. In this case, |fillToTime| is clipped to |time1|+|duration|
                     // above, but |startTime| will keep increasing (because the current time is
                     // increasing).
                     fillToFrame = AudioUtilities::timeToSampleFrame(std::max(0.0, fillToTime - startTime), sampleRate);
                     fillToFrame = std::min(fillToFrame, numberOfValues);
 
                     // Index into the curve data using a floating-point value.
                     // We're scaling the number of curve points by the duration (see curvePointsPerFrame).
                     double curveVirtualIndex = 0;
@@ skipping 58 matching lines @@
     // to the end of the values buffer.
     for (; writeIndex < numberOfValues; ++writeIndex)
         values[writeIndex] = value;
 
     return value;
 }
 
 } // namespace blink
 
 #endif // ENABLE(WEB_AUDIO)