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diff --git a/Source/JavaScriptCore/runtime/SparseArrayValueMapInlineMethods.h b/Source/JavaScriptCore/runtime/SparseArrayValueMapInlineMethods.h
deleted file mode 100644
index f3ef32f46..000000000
--- a/Source/JavaScriptCore/runtime/SparseArrayValueMapInlineMethods.h
+++ /dev/null
@@ -1,203 +0,0 @@
-/*
- * Copyright (C) 2011, 2012 Apple 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 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 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 SparseArrayValueMapInlineMethods_h
-#define SparseArrayValueMapInlineMethods_h
-
-#include "GetterSetter.h"
-#include "Reject.h"
-#include "SparseArrayValueMap.h"
-
-namespace JSC {
-
-inline SparseArrayValueMap::SparseArrayValueMap(JSGlobalData& globalData)
-    : Base(globalData, globalData.sparseArrayValueMapStructure.get())
-    , m_flags(Normal)
-    , m_reportedCapacity(0)
-{
-}
-
-inline SparseArrayValueMap::~SparseArrayValueMap()
-{
-}
-
-inline void SparseArrayValueMap::finishCreation(JSGlobalData& globalData)
-{
-    Base::finishCreation(globalData);
-}
-
-inline SparseArrayValueMap* SparseArrayValueMap::create(JSGlobalData& globalData)
-{
-    SparseArrayValueMap* result = new (NotNull, allocateCell<SparseArrayValueMap>(globalData.heap)) SparseArrayValueMap(globalData);
-    result->finishCreation(globalData);
-    return result;
-}
-
-inline void SparseArrayValueMap::destroy(JSCell* cell)
-{
-    static_cast<SparseArrayValueMap*>(cell)->SparseArrayValueMap::~SparseArrayValueMap();
-}
-
-inline Structure* SparseArrayValueMap::createStructure(JSGlobalData& globalData, JSGlobalObject* globalObject, JSValue prototype)
-{
-    return Structure::create(globalData, globalObject, prototype, TypeInfo(CompoundType, StructureFlags), &s_info);
-}
-
-inline SparseArrayValueMap::AddResult SparseArrayValueMap::add(JSObject* array, unsigned i)
-{
-    SparseArrayEntry entry;
-    entry.setWithoutWriteBarrier(jsUndefined());
-
-    AddResult result = m_map.add(i, entry);
-    size_t capacity = m_map.capacity();
-    if (capacity != m_reportedCapacity) {
-        Heap::heap(array)->reportExtraMemoryCost((capacity - m_reportedCapacity) * (sizeof(unsigned) + sizeof(WriteBarrier<Unknown>)));
-        m_reportedCapacity = capacity;
-    }
-    return result;
-}
-
-inline void SparseArrayValueMap::putEntry(ExecState* exec, JSObject* array, unsigned i, JSValue value, bool shouldThrow)
-{
-    AddResult result = add(array, i);
-    SparseArrayEntry& entry = result.iterator->second;
-
-    // To save a separate find & add, we first always add to the sparse map.
-    // In the uncommon case that this is a new property, and the array is not
-    // extensible, this is not the right thing to have done - so remove again.
-    if (result.isNewEntry && !array->isExtensible()) {
-        remove(result.iterator);
-        if (shouldThrow)
-            throwTypeError(exec, StrictModeReadonlyPropertyWriteError);
-        return;
-    }
-
-    if (!(entry.attributes & Accessor)) {
-        if (entry.attributes & ReadOnly) {
-            if (shouldThrow)
-                throwTypeError(exec, StrictModeReadonlyPropertyWriteError);
-            return;
-        }
-
-        entry.set(exec->globalData(), this, value);
-        return;
-    }
-
-    JSValue accessor = entry.SparseArrayEntry::Base::get();
-    ASSERT(accessor.isGetterSetter());
-    JSObject* setter = asGetterSetter(accessor)->setter();
-    
-    if (!setter) {
-        if (shouldThrow)
-            throwTypeError(exec, StrictModeReadonlyPropertyWriteError);
-        return;
-    }
-
-    CallData callData;
-    CallType callType = setter->methodTable()->getCallData(setter, callData);
-    MarkedArgumentBuffer args;
-    args.append(value);
-    call(exec, setter, callType, callData, array, args);
-}
-
-inline bool SparseArrayValueMap::putDirect(ExecState* exec, JSObject* array, unsigned i, JSValue value, unsigned attributes, PutDirectIndexMode mode)
-{
-    AddResult result = add(array, i);
-    SparseArrayEntry& entry = result.iterator->second;
-
-    // To save a separate find & add, we first always add to the sparse map.
-    // In the uncommon case that this is a new property, and the array is not
-    // extensible, this is not the right thing to have done - so remove again.
-    if (mode != PutDirectIndexLikePutDirect && result.isNewEntry && !array->isExtensible()) {
-        remove(result.iterator);
-        return reject(exec, mode == PutDirectIndexShouldThrow, "Attempting to define property on object that is not extensible.");
-    }
-
-    entry.attributes = attributes;
-    entry.set(exec->globalData(), this, value);
-    return true;
-}
-
-inline void SparseArrayEntry::get(PropertySlot& slot) const
-{
-    JSValue value = Base::get();
-    ASSERT(value);
-
-    if (LIKELY(!value.isGetterSetter())) {
-        slot.setValue(value);
-        return;
-    }
-
-    JSObject* getter = asGetterSetter(value)->getter();
-    if (!getter) {
-        slot.setUndefined();
-        return;
-    }
-
-    slot.setGetterSlot(getter);
-}
-
-inline void SparseArrayEntry::get(PropertyDescriptor& descriptor) const
-{
-    descriptor.setDescriptor(Base::get(), attributes);
-}
-
-inline JSValue SparseArrayEntry::get(ExecState* exec, JSObject* array) const
-{
-    JSValue result = Base::get();
-    ASSERT(result);
-
-    if (LIKELY(!result.isGetterSetter()))
-        return result;
-
-    JSObject* getter = asGetterSetter(result)->getter();
-    if (!getter)
-        return jsUndefined();
-
-    CallData callData;
-    CallType callType = getter->methodTable()->getCallData(getter, callData);
-    return call(exec, getter, callType, callData, array, exec->emptyList());
-}
-
-inline JSValue SparseArrayEntry::getNonSparseMode() const
-{
-    ASSERT(!attributes);
-    return Base::get();
-}
-
-inline void SparseArrayValueMap::visitChildren(JSCell* thisObject, SlotVisitor& visitor)
-{
-    Base::visitChildren(thisObject, visitor);
-    
-    SparseArrayValueMap* thisMap = jsCast<SparseArrayValueMap*>(thisObject);
-    iterator end = thisMap->m_map.end();
-    for (iterator it = thisMap->m_map.begin(); it != end; ++it)
-        visitor.append(&it->second);
-}
-
-} // namespace JSC
-
-#endif // SparseArrayValueMapInlineMethods_h
-