Allow disabling of resampling in decodeAudioData

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

Index: third_party/WebKit/Source/modules/webaudio/AsyncAudioDecoder.cpp
diff --git a/third_party/WebKit/Source/modules/webaudio/AsyncAudioDecoder.cpp b/third_party/WebKit/Source/modules/webaudio/AsyncAudioDecoder.cpp
index 12aa3b8895ba5dc3c96aed0fe870d09c1aed428e..c42c0cff6c04d90bf7062f3644ffff1d5b42a0d9 100644
--- a/third_party/WebKit/Source/modules/webaudio/AsyncAudioDecoder.cpp
+++ b/third_party/WebKit/Source/modules/webaudio/AsyncAudioDecoder.cpp
@@ -45,19 +45,28 @@ AsyncAudioDecoder::~AsyncAudioDecoder()
 {
 }
 
-void AsyncAudioDecoder::decodeAsync(DOMArrayBuffer* audioData, float sampleRate, AudioBufferCallback* successCallback, AudioBufferCallback* errorCallback, ScriptPromiseResolver* resolver, BaseAudioContext* context)
+void AsyncAudioDecoder::decodeAsync(DOMArrayBuffer* audioData, float sampleRate, bool disableResampling, AudioBufferCallback* successCallback, AudioBufferCallback* errorCallback, ScriptPromiseResolver* resolver, BaseAudioContext* context)
 {
     ASSERT(isMainThread());
     ASSERT(audioData);
     if (!audioData)
         return;
 
-    m_thread->getWebTaskRunner()->postTask(BLINK_FROM_HERE, crossThreadBind(&AsyncAudioDecoder::decode, wrapCrossThreadPersistent(audioData), sampleRate, wrapCrossThreadPersistent(successCallback), wrapCrossThreadPersistent(errorCallback), wrapCrossThreadPersistent(resolver), wrapCrossThreadPersistent(context)));
+    m_thread->getWebTaskRunner()->postTask(
+        BLINK_FROM_HERE,
+        crossThreadBind(
+            &AsyncAudioDecoder::decode,
+            wrapCrossThreadPersistent(audioData),
+            sampleRate,
+            disableResampling,
+            wrapCrossThreadPersistent(successCallback),
+            wrapCrossThreadPersistent(errorCallback),
+            wrapCrossThreadPersistent(resolver), wrapCrossThreadPersistent(context)));
 }
 
-void AsyncAudioDecoder::decode(DOMArrayBuffer* audioData, float sampleRate, AudioBufferCallback* successCallback, AudioBufferCallback* errorCallback, ScriptPromiseResolver* resolver, BaseAudioContext* context)
+void AsyncAudioDecoder::decode(DOMArrayBuffer* audioData, float sampleRate, bool disableResampling, AudioBufferCallback* successCallback, AudioBufferCallback* errorCallback, ScriptPromiseResolver* resolver, BaseAudioContext* context)
 {
-    RefPtr<AudioBus> bus = createBusFromInMemoryAudioFile(audioData->data(), audioData->byteLength(), false, sampleRate);
+    RefPtr<AudioBus> bus = createBusFromInMemoryAudioFile(audioData->data(), audioData->byteLength(), false, disableResampling ? 0 : sampleRate);
 
     // Decoding is finished, but we need to do the callbacks on the main thread.
     // A reference to |*bus| is retained by WTF::Function and will be removed after notifyComplete() is done.