Fix failing test test-api/CheckCOWArraysCreatedRuntimeCounter
R=bmeurer@chromium.org Review URL: https://codereview.chromium.org/85743002 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@18051 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
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@ -5738,6 +5738,13 @@ Handle<JSObject> JSObjectWalkVisitor<ContextObject>::StructureWalk(
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ASSERT(copying || copy.is_identical_to(object));
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ElementsKind kind = copy->GetElementsKind();
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if (copying && IsFastSmiOrObjectElementsKind(kind) &&
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FixedArray::cast(copy->elements())->map() ==
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isolate->heap()->fixed_cow_array_map()) {
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isolate->counters()->cow_arrays_created_runtime()->Increment();
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}
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if (!shallow) {
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HandleScope scope(isolate);
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@ -5793,16 +5800,13 @@ Handle<JSObject> JSObjectWalkVisitor<ContextObject>::StructureWalk(
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// Deep copy local elements.
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// Pixel elements cannot be created using an object literal.
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ASSERT(!copy->HasExternalArrayElements());
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switch (copy->GetElementsKind()) {
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switch (kind) {
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case FAST_SMI_ELEMENTS:
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case FAST_ELEMENTS:
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case FAST_HOLEY_SMI_ELEMENTS:
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case FAST_HOLEY_ELEMENTS: {
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Handle<FixedArray> elements(FixedArray::cast(copy->elements()));
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if (elements->map() == isolate->heap()->fixed_cow_array_map()) {
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if (copying) {
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isolate->counters()->cow_arrays_created_runtime()->Increment();
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}
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#ifdef DEBUG
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for (int i = 0; i < elements->length(); i++) {
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ASSERT(!elements->get(i)->IsJSObject());
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