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

src/parsing/pattern-rewriter.cc

 // Copyright 2015 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/ast/ast.h"
 #include "src/messages.h"
 #include "src/objects-inl.h"
 #include "src/parsing/parameter-initializer-rewriter.h"
 #include "src/parsing/parser.h"
 
@@ skipping 544 matching lines @@
     //   if (!result.done) {
     //     %AppendElement(array, result.value);
     //     done = false;
     //   }
     // }
 
     // let array = [];
     Variable* array;
     {
       auto empty_exprs = new (zone()) ZoneList<Expression*>(0, zone());
-      array = CreateTempVar(factory()->NewArrayLiteral(
-          empty_exprs,
-          // Reuse pattern's literal index - it is unused since there is no
-          // actual literal allocated.
-          node->literal_index(), kNoSourcePosition));
+      array = CreateTempVar(
+          factory()->NewArrayLiteral(empty_exprs, kNoSourcePosition));
     }
 
     // done = true;
     Statement* set_done = factory()->NewExpressionStatement(
         factory()->NewAssignment(
             Token::ASSIGN, factory()->NewVariableProxy(done),
             factory()->NewBooleanLiteral(true, nopos), nopos),
         nopos);
 
     // result = IteratorNext(iterator);
@@ skipping 169 matching lines @@
 NOT_A_PATTERN(TryFinallyStatement)
 NOT_A_PATTERN(UnaryOperation)
 NOT_A_PATTERN(VariableDeclaration)
 NOT_A_PATTERN(WhileStatement)
 NOT_A_PATTERN(WithStatement)
 NOT_A_PATTERN(Yield)
 
 #undef NOT_A_PATTERN
 }  // namespace internal
 }  // namespace v8