Rename WebKit namespace to blink

Source/modules/webaudio/ScriptProcessorNode.cpp

Index: Source/modules/webaudio/ScriptProcessorNode.cpp
diff --git a/Source/modules/webaudio/ScriptProcessorNode.cpp b/Source/modules/webaudio/ScriptProcessorNode.cpp
index f22371b224e8bad6160836672917618d3cb6703a..03aeaef515e4e334964cc5ff96aa427042367b5e 100644
--- a/Source/modules/webaudio/ScriptProcessorNode.cpp
+++ b/Source/modules/webaudio/ScriptProcessorNode.cpp
@@ -46,7 +46,7 @@ static size_t chooseBufferSize()
     // Choose a buffer size based on the audio hardware buffer size. Arbitarily make it a power of
     // two that is 4 times greater than the hardware buffer size.
     // FIXME: What is the best way to choose this?
-    size_t hardwareBufferSize = WebKit::Platform::current()->audioHardwareBufferSize();
+    size_t hardwareBufferSize = blink::Platform::current()->audioHardwareBufferSize();
     size_t bufferSize = 1 << static_cast<unsigned>(log2(4 * hardwareBufferSize) + 0.5);
 
     if (bufferSize < 256)