OfflineAudioContext: add missing suspendIfNeeded() call.

third_party/WebKit/Source/modules/webaudio/OfflineAudioContext.cpp

 /*
  * Copyright (C) 2012, 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 72 matching lines @@
                                "sampleRate", sampleRate,
                                AudioUtilities::minAudioBufferSampleRate(),
                                ExceptionMessages::InclusiveBound,
                                AudioUtilities::maxAudioBufferSampleRate(),
                                ExceptionMessages::InclusiveBound));
     return nullptr;
   }
 
   OfflineAudioContext* audioContext = new OfflineAudioContext(
       document, numberOfChannels, numberOfFrames, sampleRate, exceptionState);
+  audioContext->suspendIfNeeded();
 
   if (!audioContext->destination()) {
     exceptionState.throwDOMException(
         NotSupportedError, "OfflineAudioContext(" +
                                String::number(numberOfChannels) + ", " +
                                String::number(numberOfFrames) + ", " +
                                String::number(sampleRate) + ")");
     return nullptr;
   }
 
@@ skipping 13 matching lines @@
   // AudioUtilities::maxAudioBufferSampleRate().  The number of buckets is
   // fairly arbitrary.
   DEFINE_STATIC_LOCAL(
       CustomCountHistogram, offlineContextSampleRateHistogram,
       ("WebAudio.OfflineAudioContext.SampleRate384kHz", 3000, 384000, 50));
 
   offlineContextChannelCountHistogram.sample(numberOfChannels);
   offlineContextLengthHistogram.count(numberOfFrames);
   offlineContextSampleRateHistogram.count(sampleRate);
 
-  audioContext->suspendIfNeeded();
   return audioContext;
 }
 
 OfflineAudioContext::OfflineAudioContext(Document* document,
                                          unsigned numberOfChannels,
                                          size_t numberOfFrames,
                                          float sampleRate,
                                          ExceptionState& exceptionState)
     : BaseAudioContext(document, numberOfChannels, numberOfFrames, sampleRate),
       m_isRenderingStarted(false),
@@ skipping 310 matching lines @@
 
   // Note that the GraphLock is required before this check. Since this needs
   // to run on the audio thread, OfflineGraphAutoLocker must be used.
   if (m_scheduledSuspends.contains(currentSampleFrame()))
     return true;
 
   return false;
 }
 
 }  // namespace blink