[heap] Separate out optimized code map processing.

src/heap/mark-compact-inl.h

Index: src/heap/mark-compact-inl.h
diff --git a/src/heap/mark-compact-inl.h b/src/heap/mark-compact-inl.h
index 6e3ebd7fc7ffbee83b1209679bd9d87e65a0f77c..a539c64b1408bb4b881c80154028d480e64aaa02 100644
--- a/src/heap/mark-compact-inl.h
+++ b/src/heap/mark-compact-inl.h
@@ -99,14 +99,6 @@ void CodeFlusher::AddCandidate(JSFunction* function) {
 }
 
 
-void CodeFlusher::AddOptimizedCodeMap(SharedFunctionInfo* code_map_holder) {
-  if (GetNextCodeMap(code_map_holder)->IsUndefined()) {
-    SetNextCodeMap(code_map_holder, optimized_code_map_holder_head_);
-    optimized_code_map_holder_head_ = code_map_holder;
-  }
-}
-
-
 JSFunction** CodeFlusher::GetNextCandidateSlot(JSFunction* candidate) {
   return reinterpret_cast<JSFunction**>(
       HeapObject::RawField(candidate, JSFunction::kNextFunctionLinkOffset));
@@ -148,26 +140,6 @@ void CodeFlusher::ClearNextCandidate(SharedFunctionInfo* candidate) {
   candidate->code()->set_gc_metadata(NULL, SKIP_WRITE_BARRIER);
 }
 
-
-SharedFunctionInfo* CodeFlusher::GetNextCodeMap(SharedFunctionInfo* holder) {
-  FixedArray* code_map = FixedArray::cast(holder->optimized_code_map());
-  Object* next_map = code_map->get(SharedFunctionInfo::kNextMapIndex);
-  return reinterpret_cast<SharedFunctionInfo*>(next_map);
-}
-
-
-void CodeFlusher::SetNextCodeMap(SharedFunctionInfo* holder,
-                                 SharedFunctionInfo* next_holder) {
-  FixedArray* code_map = FixedArray::cast(holder->optimized_code_map());
-  code_map->set(SharedFunctionInfo::kNextMapIndex, next_holder);
-}
-
-
-void CodeFlusher::ClearNextCodeMap(SharedFunctionInfo* holder) {
-  FixedArray* code_map = FixedArray::cast(holder->optimized_code_map());
-  code_map->set_undefined(SharedFunctionInfo::kNextMapIndex);
-}
-
 }  // namespace internal
 }  // namespace v8