Move (uppercase) JS builtins from js builtins object to native context.

src/full-codegen/mips64/full-codegen-mips64.cc

Index: src/full-codegen/mips64/full-codegen-mips64.cc
diff --git a/src/full-codegen/mips64/full-codegen-mips64.cc b/src/full-codegen/mips64/full-codegen-mips64.cc
index 73f3f7a8178e6fe9ab89cb72db8e00fbabcbfbc3..4cf4645aa64780499a58ab7913a4566b17f6617b 100644
--- a/src/full-codegen/mips64/full-codegen-mips64.cc
+++ b/src/full-codegen/mips64/full-codegen-mips64.cc
@@ -160,7 +160,7 @@ void FullCodeGenerator::Generate() {
         __ Dsubu(t1, sp, Operand(locals_count * kPointerSize));
         __ LoadRoot(a2, Heap::kRealStackLimitRootIndex);
         __ Branch(&ok, hs, t1, Operand(a2));
-        __ InvokeBuiltin(Builtins::STACK_OVERFLOW, CALL_FUNCTION);
+        __ InvokeBuiltin(Context::STACK_OVERFLOW_BUILTIN_INDEX, CALL_FUNCTION);
         __ bind(&ok);
       }
       __ LoadRoot(t1, Heap::kUndefinedValueRootIndex);
@@ -1904,7 +1904,8 @@ void FullCodeGenerator::VisitArrayLiteral(ArrayLiteral* expr) {
     __ Push(v0);
     if (subexpr->IsSpread()) {
       VisitForStackValue(subexpr->AsSpread()->expression());
-      __ InvokeBuiltin(Builtins::CONCAT_ITERABLE_TO_ARRAY, CALL_FUNCTION);
+      __ InvokeBuiltin(Context::CONCAT_ITERABLE_TO_ARRAY_BUILTIN_INDEX,
+                       CALL_FUNCTION);
     } else {
       VisitForStackValue(subexpr);
       __ CallRuntime(Runtime::kAppendElement, 2);
@@ -5078,7 +5079,7 @@ void FullCodeGenerator::VisitCompareOperation(CompareOperation* expr) {
   switch (op) {
     case Token::IN:
       VisitForStackValue(expr->right());
-      __ InvokeBuiltin(Builtins::IN, CALL_FUNCTION);
+      __ InvokeBuiltin(Context::IN_BUILTIN_INDEX, CALL_FUNCTION);
       PrepareForBailoutBeforeSplit(expr, false, NULL, NULL);
       __ LoadRoot(a4, Heap::kTrueValueRootIndex);
       Split(eq, v0, Operand(a4), if_true, if_false, fall_through);