Introduce LiteralsArray to hide it's implementation.

src/debug/liveedit.cc

 // Copyright 2012 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/debug/liveedit.h"
 
 #include "src/code-stubs.h"
 #include "src/compilation-cache.h"
 #include "src/compiler.h"
 #include "src/debug/debug.h"
@@ skipping 977 matching lines @@
       // If literal count didn't change, simply go over all functions
       // and clear literal arrays.
       ClearValuesVisitor visitor;
       IterateJSFunctions(shared_info, &visitor);
     } else {
       // When literal count changes, we have to create new array instances.
       // Since we cannot create instances when iterating heap, we should first
       // collect all functions and fix their literal arrays.
       Handle<FixedArray> function_instances =
           CollectJSFunctions(shared_info, isolate);
+      Handle<TypeFeedbackVector> vector(shared_info->feedback_vector());
+
       for (int i = 0; i < function_instances->length(); i++) {
         Handle<JSFunction> fun(JSFunction::cast(function_instances->get(i)));
-        Handle<FixedArray> new_literals =
-            isolate->factory()->NewFixedArray(new_literal_count);
+        Handle<LiteralsArray> new_literals =
+            LiteralsArray::New(isolate, vector, new_literal_count, TENURED);
         fun->set_literals(*new_literals);
       }
 
       shared_info->set_num_literals(new_literal_count);
     }
   }
 
  private:
   // Iterates all function instances in the HEAP that refers to the
   // provided shared_info.
@@ skipping 991 matching lines @@
   isolate_->active_function_info_listener()->FunctionCode(code);
 }
 
 
 bool LiveEditFunctionTracker::IsActive(Isolate* isolate) {
   return isolate->active_function_info_listener() != NULL;
 }
 
 }  // namespace internal
 }  // namespace v8