Pass Isolate to CodeAgingHelper

src/arm64/codegen-arm64.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 "src/arm64/codegen-arm64.h"
 
 #if V8_TARGET_ARCH_ARM64
 
 #include "src/arm64/simulator-arm64.h"
 #include "src/codegen.h"
@@ skipping 349 matching lines @@
   __ Pop(lr);
 
   __ Bind(&only_change_map);
   __ Str(target_map, FieldMemOperand(receiver, HeapObject::kMapOffset));
   __ RecordWriteField(receiver, HeapObject::kMapOffset, target_map, x13,
                       kLRHasNotBeenSaved, kDontSaveFPRegs, OMIT_REMEMBERED_SET,
                       OMIT_SMI_CHECK);
 }
 
 
-CodeAgingHelper::CodeAgingHelper() {
+CodeAgingHelper::CodeAgingHelper(Isolate* isolate) {
+  USE(isolate);
   DCHECK(young_sequence_.length() == kNoCodeAgeSequenceLength);
   // The sequence of instructions that is patched out for aging code is the
   // following boilerplate stack-building prologue that is found both in
   // FUNCTION and OPTIMIZED_FUNCTION code:
   PatchingAssembler patcher(young_sequence_.start(),
                             young_sequence_.length() / kInstructionSize);
   // The young sequence is the frame setup code for FUNCTION code types. It is
   // generated by FullCodeGenerator::Generate.
   MacroAssembler::EmitFrameSetupForCodeAgePatching(&patcher);
 
@@ skipping 249 matching lines @@
 
   __ Bind(&done);
 }
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM64