Introduce LiteralsArray to hide it's implementation.

src/full-codegen/x64/full-codegen-x64.cc

Index: src/full-codegen/x64/full-codegen-x64.cc
diff --git a/src/full-codegen/x64/full-codegen-x64.cc b/src/full-codegen/x64/full-codegen-x64.cc
index 553e6270386cc003873f54530d11794e2def1587..df7edd694667f2e65ebc87a97cf72763fcc3ea80 100644
--- a/src/full-codegen/x64/full-codegen-x64.cc
+++ b/src/full-codegen/x64/full-codegen-x64.cc
@@ -1453,8 +1453,8 @@ void FullCodeGenerator::VisitRegExpLiteral(RegExpLiteral* expr) {
   // rax = regexp literal clone.
   __ movp(rdi, Operand(rbp, JavaScriptFrameConstants::kFunctionOffset));
   __ movp(rcx, FieldOperand(rdi, JSFunction::kLiteralsOffset));
-  int literal_offset =
-      FixedArray::kHeaderSize + expr->literal_index() * kPointerSize;
+  int literal_offset = LiteralsArray::kOffsetToFirstLiteral +

[Igor Sheludko, 2015/09/28 15:16:46]

Same here.

+                       expr->literal_index() * kPointerSize;
   __ movp(rbx, FieldOperand(rcx, literal_offset));
   __ CompareRoot(rbx, Heap::kUndefinedValueRootIndex);
   __ j(not_equal, &materialized, Label::kNear);