Drop redundant 'ExceptionMessages::failedToXXX' calls.

Source/modules/webaudio/DefaultAudioDestinationNode.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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 86 matching lines @@
 {
     // The channelCount for the input to this node controls the actual number of channels we
     // send to the audio hardware. It can only be set depending on the maximum number of
     // channels supported by the hardware.
 
     ASSERT(isMainThread());
 
     if (!maxChannelCount() || channelCount > maxChannelCount()) {
         exceptionState.throwDOMException(
             IndexSizeError,
-            ExceptionMessages::failedToSet(
-                "channelCount",
-                "AudioDestinationNode",
-                "channel count (" + String::number(channelCount)
-                + ") must be between 1 and "
-                + String::number(maxChannelCount()) + "."));
+            ExceptionMessages::indexOutsideRange<unsigned>("channel count", channelCount, 1, ExceptionMessages::InclusiveBound, maxChannelCount(), ExceptionMessages::InclusiveBound));
         return;
     }
 
     unsigned long oldChannelCount = this->channelCount();
     AudioNode::setChannelCount(channelCount, exceptionState);
 
     if (!exceptionState.hadException() && this->channelCount() != oldChannelCount && isInitialized()) {
         // Re-create destination.
         m_destination->stop();
         createDestination();
         m_destination->start();
     }
 }
 
 } // namespace WebCore
 
 #endif // ENABLE(WEB_AUDIO)