Revert 21502 - "Move OS::MemCopy and OS::MemMove out of platform to utils"

src/deoptimizer.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "v8.h"
 
 #include "accessors.h"
 #include "codegen.h"
 #include "deoptimizer.h"
 #include "disasm.h"
@@ skipping 2888 matching lines @@
   // The bits encode the sign in the least significant bit.
   bool is_negative = (bits & 1) == 1;
   int32_t result = bits >> 1;
   return is_negative ? -result : result;
 }
 
 
 Handle<ByteArray> TranslationBuffer::CreateByteArray(Factory* factory) {
   int length = contents_.length();
   Handle<ByteArray> result = factory->NewByteArray(length, TENURED);
-  MemCopy(result->GetDataStartAddress(), contents_.ToVector().start(), length);
+  OS::MemCopy(
+      result->GetDataStartAddress(), contents_.ToVector().start(), length);
   return result;
 }
 
 
 void Translation::BeginConstructStubFrame(int literal_id, unsigned height) {
   buffer_->Add(CONSTRUCT_STUB_FRAME, zone());
   buffer_->Add(literal_id, zone());
   buffer_->Add(height, zone());
 }
 
@@ skipping 660 matching lines @@
 }
 
 
 void DeoptimizedFrameInfo::Iterate(ObjectVisitor* v) {
   v->VisitPointer(BitCast<Object**>(&function_));
   v->VisitPointers(parameters_, parameters_ + parameters_count_);
   v->VisitPointers(expression_stack_, expression_stack_ + expression_count_);
 }
 
 } }  // namespace v8::internal