Remove ArrayBufferDeallocationObserver

Source/wtf/WTF.cpp

Index: Source/wtf/WTF.cpp
diff --git a/Source/wtf/WTF.cpp b/Source/wtf/WTF.cpp
index 24ca4b7514d464447bfaa740b0afba0e36383b9e..8565c0111f02cbc93e6a3bc22cbb06cf19ab018a 100644
--- a/Source/wtf/WTF.cpp
+++ b/Source/wtf/WTF.cpp
@@ -31,6 +31,7 @@
 #include "config.h"
 #include "WTF.h"
 
+#include "wtf/ArrayBufferContents.h"
 #include "wtf/Assertions.h"
 #include "wtf/FastMalloc.h"
 #include "wtf/Partitions.h"
@@ -42,7 +43,7 @@ extern void initializeThreading();
 bool s_initialized;
 bool s_shutdown;
 
-void initialize(TimeFunction currentTimeFunction, TimeFunction monotonicallyIncreasingTimeFunction, TimeFunction systemTraceTimeFunction, HistogramEnumerationFunction histogramEnumerationFunction)
+void initialize(TimeFunction currentTimeFunction, TimeFunction monotonicallyIncreasingTimeFunction, TimeFunction systemTraceTimeFunction, HistogramEnumerationFunction histogramEnumerationFunction, AdjustAmountOfExternalAllocatedMemoryFunction adjustAmountOfExternalAllocatedMemoryFunction)
 {
     // WTF, and Blink in general, cannot handle being re-initialized, even if shutdown first.
     // Make that explicit here.
@@ -53,6 +54,7 @@ void initialize(TimeFunction currentTimeFunction, TimeFunction monotonicallyIncr
     setMonotonicallyIncreasingTimeFunction(monotonicallyIncreasingTimeFunction);
     setSystemTraceTimeFunction(systemTraceTimeFunction);
     Partitions::initialize(histogramEnumerationFunction);
+    ArrayBufferContents::setAdjustAmoutOfExternalAllocatedMemoryFunction(adjustAmountOfExternalAllocatedMemoryFunction);
     initializeThreading();
 }