Rename WebCore namespace to blink in Platform

Source/platform/audio/AudioDestination.cpp

Index: Source/platform/audio/AudioDestination.cpp
diff --git a/Source/platform/audio/AudioDestination.cpp b/Source/platform/audio/AudioDestination.cpp
index 2cab7ec6f7dd987abb81a6ad717d76a074766ee5..6a9e1dea2408bf45ef50b7d8fd1403a084c603d1 100644
--- a/Source/platform/audio/AudioDestination.cpp
+++ b/Source/platform/audio/AudioDestination.cpp
@@ -36,7 +36,7 @@
 #include "platform/audio/AudioPullFIFO.h"
 #include "public/platform/Platform.h"
 
-namespace WebCore {
+namespace blink {
 
 // Buffer size at which the web audio engine will render.
 const unsigned renderBufferSize = 128;
@@ -175,6 +175,6 @@ void AudioDestination::provideInput(AudioBus* bus, size_t framesToProcess)
     m_callback.render(sourceBus, bus, framesToProcess);
 }
 
-} // namespace WebCore
+} // namespace blink
 
 #endif // ENABLE(WEB_AUDIO)