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Unified Diff: third_party/WebKit/Source/wtf/ArrayBufferContents.h

Issue 1875343002: Move WTF classes related to typed arrays to wtf/typed_arrays (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 8 months ago
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Index: third_party/WebKit/Source/wtf/ArrayBufferContents.h
diff --git a/third_party/WebKit/Source/wtf/ArrayBufferContents.h b/third_party/WebKit/Source/wtf/ArrayBufferContents.h
deleted file mode 100644
index d8b57e381817a4ec03336cd77ab893c1b5c7fda8..0000000000000000000000000000000000000000
--- a/third_party/WebKit/Source/wtf/ArrayBufferContents.h
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
- * Copyright (C) 2009 Apple Inc. All rights reserved.
- * Copyright (C) 2013 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
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#ifndef ArrayBufferContents_h
-#define ArrayBufferContents_h
-
-#include "wtf/Allocator.h"
-#include "wtf/Assertions.h"
-#include "wtf/Noncopyable.h"
-#include "wtf/RefPtr.h"
-#include "wtf/ThreadSafeRefCounted.h"
-#include "wtf/WTF.h"
-#include "wtf/WTFExport.h"
-
-namespace WTF {
-
-typedef void(*AdjustAmountOfExternalAllocatedMemoryFunction)(int size);
-
-class WTF_EXPORT ArrayBufferContents {
- WTF_MAKE_NONCOPYABLE(ArrayBufferContents);
- DISALLOW_NEW_EXCEPT_PLACEMENT_NEW();
-public:
- enum InitializationPolicy {
- ZeroInitialize,
- DontInitialize
- };
-
- enum SharingType {
- NotShared,
- Shared,
- };
-
- ArrayBufferContents();
- ArrayBufferContents(unsigned numElements, unsigned elementByteSize, SharingType isShared, ArrayBufferContents::InitializationPolicy);
-
- // Use with care. data must be allocated with allocateMemory.
- // ArrayBufferContents will take ownership of the data and free it (using freeMemory)
- // upon destruction.
- // This constructor will not call observer->StartObserving(), so it is a responsibility
- // of the caller to make sure JS knows about external memory.
- ArrayBufferContents(void* data, unsigned sizeInBytes, SharingType isShared);
-
- ~ArrayBufferContents();
-
- void neuter();
-
- void* data() const { return m_holder ? m_holder->data() : nullptr; }
- unsigned sizeInBytes() const { return m_holder ? m_holder->sizeInBytes() : 0; }
- bool isShared() const { return m_holder ? m_holder->isShared() : false; }
-
- void transfer(ArrayBufferContents& other);
- void shareWith(ArrayBufferContents& other);
- void copyTo(ArrayBufferContents& other);
-
- static void allocateMemory(size_t, InitializationPolicy, void*&);
- static void allocateMemoryOrNull(size_t, InitializationPolicy, void*&);
- static void freeMemory(void*, size_t);
- static void initialize(AdjustAmountOfExternalAllocatedMemoryFunction function)
- {
- ASSERT(isMainThread());
- ASSERT(!s_adjustAmountOfExternalAllocatedMemoryFunction);
- s_adjustAmountOfExternalAllocatedMemoryFunction = function;
- }
-
-private:
- static void allocateMemoryWithFlags(size_t, InitializationPolicy, int, void*&);
- class DataHolder : public ThreadSafeRefCounted<DataHolder> {
- WTF_MAKE_NONCOPYABLE(DataHolder);
- public:
- DataHolder();
- ~DataHolder();
-
- void allocateNew(unsigned sizeInBytes, SharingType isShared, InitializationPolicy);
- void adopt(void* data, unsigned sizeInBytes, SharingType isShared);
- void copyMemoryTo(DataHolder& other);
-
- void* data() const { return m_data; }
- unsigned sizeInBytes() const { return m_sizeInBytes; }
- bool isShared() const { return m_isShared == Shared; }
-
- private:
- void* m_data;
- unsigned m_sizeInBytes;
- SharingType m_isShared;
- };
-
- RefPtr<DataHolder> m_holder;
- static AdjustAmountOfExternalAllocatedMemoryFunction s_adjustAmountOfExternalAllocatedMemoryFunction;
-};
-
-} // namespace WTF
-
-#endif // ArrayBufferContents_h
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