Extending supported sample rate from 3.0KHz to 192.0KHz for OfflineAudioContext.

Source/modules/webaudio/OfflineAudioContext.cpp

Index: Source/modules/webaudio/OfflineAudioContext.cpp
diff --git a/Source/modules/webaudio/OfflineAudioContext.cpp b/Source/modules/webaudio/OfflineAudioContext.cpp
index bed82c16d9a7bb2413686feed7857a9dd4ae2baf..8ee5d2f49d19ba0363ec7aad2f1080b333e22da5 100644
--- a/Source/modules/webaudio/OfflineAudioContext.cpp
+++ b/Source/modules/webaudio/OfflineAudioContext.cpp
@@ -67,7 +67,7 @@ PassRefPtrWillBeRawPtr<OfflineAudioContext> OfflineAudioContext::create(Executio
     }
 
     if (!isSampleRateRangeGood(sampleRate)) {
-        exceptionState.throwDOMException(SyntaxError, "sample rate (" + String::number(sampleRate) + ") must be in the range 44100-96000 Hz.");
+        exceptionState.throwDOMException(SyntaxError, "sample rate (" + String::number(sampleRate) + ") must be in the range 22050-96000 Hz.");
         return nullptr;
     }