Register ArrayBufferContents' adjustAmountOfMemory in V8Initializer::initialize

third_party/WebKit/Source/bindings/core/v8/V8Initializer.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 333 matching lines @@
     }
 
     void Free(void* data, size_t size) override
     {
         WTF::ArrayBufferContents::freeMemory(data, size);
     }
 };
 
 } // namespace
 
+static void adjustAmountOfExternalAllocatedMemory(int size)
+{
+    v8::Isolate::GetCurrent()->AdjustAmountOfExternalAllocatedMemory(size);
+}
+
 void V8Initializer::initializeMainThread()
 {
     ASSERT(isMainThread());
 
+    WTF::ArrayBufferContents::setAdjustAmoutOfExternalAllocatedMemoryFunction(adjustAmountOfExternalAllocatedMemory);

[sof, 2016/03/09 13:08:38]

Not a big deal, but worth bringing up -- would it be tidier to have
WTF::ArrayBufferContents::initializeForMainThread() which hid this registration
detail?

[sof, 2016/03/09 13:08:38]

Not introduced here, but s/Amout/Amount/

[haraken, 2016/03/10 00:04:35]

Done.

[haraken, 2016/03/10 00:04:35]

Done.

+
     DEFINE_STATIC_LOCAL(ArrayBufferAllocator, arrayBufferAllocator, ());
     auto v8ExtrasMode = RuntimeEnabledFeatures::experimentalV8ExtrasEnabled() ? gin::IsolateHolder::kStableAndExperimentalV8Extras : gin::IsolateHolder::kStableV8Extras;
     gin::IsolateHolder::Initialize(gin::IsolateHolder::kNonStrictMode, v8ExtrasMode, &arrayBufferAllocator);
 
     v8::Isolate* isolate = V8PerIsolateData::initialize();
 
     initializeV8Common(isolate);
 
     isolate->SetFatalErrorHandler(reportFatalErrorInMainThread);
     isolate->AddMessageListener(messageHandlerInMainThread);
@@ skipping 74 matching lines @@
 
     isolate->AddMessageListener(messageHandlerInWorker);
     isolate->SetFatalErrorHandler(reportFatalErrorInWorker);
 
     uint32_t here;
     isolate->SetStackLimit(reinterpret_cast<uintptr_t>(&here - kWorkerMaxStackSize / sizeof(uint32_t*)));
     isolate->SetPromiseRejectCallback(promiseRejectHandlerInWorker);
 }
 
 } // namespace blink