Move code flushing support into shared visitor.

src/incremental-marking.cc

Index: src/incremental-marking.cc
diff --git a/src/incremental-marking.cc b/src/incremental-marking.cc
index 4aec1e909123bbb366dd24daef25f5e245c746eb..7ca4c075728d6f31046e25348100997856eb6280 100644
--- a/src/incremental-marking.cc
+++ b/src/incremental-marking.cc
@@ -181,10 +181,6 @@ class IncrementalMarkingMarkingVisitor
   static void Initialize() {
     StaticMarkingVisitor<IncrementalMarkingMarkingVisitor>::Initialize();
 
-    table_.Register(kVisitSharedFunctionInfo, &VisitSharedFunctionInfo);
-
-    table_.Register(kVisitJSFunction, &VisitJSFunction);
-
     table_.Register(kVisitJSRegExp, &VisitJSRegExp);
   }
 
@@ -198,16 +194,7 @@ class IncrementalMarkingMarkingVisitor
                   HeapObject::RawField(object, JSWeakMap::kSize));
   }
 
-  static void VisitSharedFunctionInfo(Map* map, HeapObject* object) {
-    Heap* heap = map->GetHeap();
-    SharedFunctionInfo* shared = SharedFunctionInfo::cast(object);
-    if (shared->ic_age() != heap->global_ic_age()) {
-      shared->ResetForNewContext(heap->global_ic_age());
-    }
-    FixedBodyVisitor<IncrementalMarkingMarkingVisitor,
-                     SharedFunctionInfo::BodyDescriptor,
-                     void>::Visit(map, object);
-  }
+  static void BeforeVisitingSharedFunctionInfo(HeapObject* object) {}
 
   static const int kScanningChunk = 32 * 1024;
 
@@ -244,25 +231,6 @@ class IncrementalMarkingMarkingVisitor
     return to - from;
   }
 
-  static inline void VisitJSFunction(Map* map, HeapObject* object) {
-    Heap* heap = map->GetHeap();
-    // Iterate over all fields in the body but take care in dealing with
-    // the code entry and skip weak fields.
-    Object** start_slot =
-        HeapObject::RawField(object, JSFunction::kPropertiesOffset);
-    VisitPointers(heap,
-                  start_slot,
-                  start_slot,
-                  HeapObject::RawField(object, JSFunction::kCodeEntryOffset));
-    VisitCodeEntry(heap, object->address() + JSFunction::kCodeEntryOffset);
-    VisitPointers(heap,
-                  start_slot,
-                  HeapObject::RawField(object,
-                      JSFunction::kCodeEntryOffset + kPointerSize),
-                  HeapObject::RawField(object,
-                      JSFunction::kNonWeakFieldsEndOffset));
-  }
-
   INLINE(static void VisitPointer(Heap* heap, Object** p)) {
     Object* obj = *p;
     if (obj->NonFailureIsHeapObject()) {