[TypeFeedbackVector] Combine the literals array and the feedback vector.

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/ast/scopes.h"
 #include "src/code-stubs.h"
 #include "src/compilation-cache.h"
 #include "src/compiler.h"
@@ skipping 756 matching lines @@
       // collect all functions and fix their literal arrays.
       Handle<FixedArray> function_instances =
           CollectJSFunctions(shared_info, isolate);
       Handle<TypeFeedbackMetadata> feedback_metadata(
           shared_info->feedback_metadata());
 
       for (int i = 0; i < function_instances->length(); i++) {
         Handle<JSFunction> fun(JSFunction::cast(function_instances->get(i)));
         Handle<TypeFeedbackVector> vector =
             TypeFeedbackVector::New(isolate, feedback_metadata);
-        Handle<LiteralsArray> new_literals =
-            LiteralsArray::New(isolate, vector, new_literal_count);
-        fun->set_literals(*new_literals);
+        fun->set_feedback_vector(*vector);
       }
 
       shared_info->set_num_literals(new_literal_count);
     }
   }
 
  private:
   // Iterates all function instances in the HEAP that refers to the
   // provided shared_info.
   template<typename Visitor>
@@ skipping 24 matching lines @@
     if (size > 0) {
       CollectVisitor collect_visitor(result);
       IterateJSFunctions(shared_info, &collect_visitor);
     }
     return result;
   }
 
   class ClearValuesVisitor {
    public:
     void visit(JSFunction* fun) {
-      LiteralsArray* literals = fun->literals();
-      int len = literals->literals_count();
-      for (int j = 0; j < len; j++) {
-        literals->set_literal_undefined(j);
-      }
+      TypeFeedbackVector* vector = fun->feedback_vector();
+      vector->ClearSlots(fun->shared());
     }
   };
 
   class CountVisitor {
    public:
     void visit(JSFunction* fun) {
       count++;
     }
     int count;
   };
@@ skipping 832 matching lines @@
     scope_info_length++;
 
     current_scope = current_scope->outer_scope();
   }
 
   return scope_info_list;
 }
 
 }  // namespace internal
 }  // namespace v8