Add a name attribute for each AudioParam

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

Index: third_party/WebKit/Source/modules/webaudio/AudioBufferSourceNode.cpp
diff --git a/third_party/WebKit/Source/modules/webaudio/AudioBufferSourceNode.cpp b/third_party/WebKit/Source/modules/webaudio/AudioBufferSourceNode.cpp
index fee8a9669022631884555c23ce859deb811bb6be..ed2437638e4ba271e2ff09c98190ed1da9b06a50 100644
--- a/third_party/WebKit/Source/modules/webaudio/AudioBufferSourceNode.cpp
+++ b/third_party/WebKit/Source/modules/webaudio/AudioBufferSourceNode.cpp
@@ -583,8 +583,8 @@ void AudioBufferSourceHandler::handleStoppableSourceNode()
 // ----------------------------------------------------------------
 AudioBufferSourceNode::AudioBufferSourceNode(AbstractAudioContext& context, float sampleRate)
     : AudioScheduledSourceNode(context)
-    , m_playbackRate(AudioParam::create(context, 1.0))
-    , m_detune(AudioParam::create(context, 0.0))
+    , m_playbackRate(AudioParam::create(context, ParamTypeAudioBufferSourcePlaybackRate, 1.0))
+    , m_detune(AudioParam::create(context, ParamTypeAudioBufferSourceDetune, 0.0))
 {
     setHandler(AudioBufferSourceHandler::create(*this, sampleRate, m_playbackRate->handler(), m_detune->handler()));
 }