blink: Cleanup class forward declarations

third_party/WebKit/Source/modules/webaudio/BaseAudioContext.h

Index: third_party/WebKit/Source/modules/webaudio/BaseAudioContext.h
diff --git a/third_party/WebKit/Source/modules/webaudio/BaseAudioContext.h b/third_party/WebKit/Source/modules/webaudio/BaseAudioContext.h
index d0e80b9bcbf819140438e96e73a44fbeafe280e5..028ff3e9bb670b6388e9f3fdcf543aca528f0304 100644
--- a/third_party/WebKit/Source/modules/webaudio/BaseAudioContext.h
+++ b/third_party/WebKit/Source/modules/webaudio/BaseAudioContext.h
@@ -53,7 +53,6 @@ class AudioBuffer;
 class AudioBufferCallback;
 class AudioBufferSourceNode;
 class AudioListener;
-class AudioSummingJunction;
 class BaseAudioContextTest;
 class BiquadFilterNode;
 class ChannelMergerNode;
@@ -61,7 +60,6 @@ class ChannelSplitterNode;
 class ConstantSourceNode;
 class ConvolverNode;
 class DelayNode;
-class Dictionary;
 class Document;
 class DynamicsCompressorNode;
 class ExceptionState;
@@ -69,6 +67,7 @@ class GainNode;
 class HTMLMediaElement;
 class IIRFilterNode;
 class MediaElementAudioSourceNode;
+class MediaStream;
 class MediaStreamAudioDestinationNode;
 class MediaStreamAudioSourceNode;
 class OscillatorNode;