Reland of [turbofan] Do not use the self reference for turbofan functions

src/codegen.cc

Index: src/codegen.cc
diff --git a/src/codegen.cc b/src/codegen.cc
index 4597ae27669a4954ea1d7c841497dec6be0142af..3700641ba58e739241518fdea07ab3312d6b648b 100644
--- a/src/codegen.cc
+++ b/src/codegen.cc
@@ -117,9 +117,9 @@ void CodeGenerator::MakeCodePrologue(CompilationInfo* info, const char* kind) {
 #endif  // DEBUG
 }
 
-
 Handle<Code> CodeGenerator::MakeCodeEpilogue(MacroAssembler* masm,
-                                             CompilationInfo* info) {
+                                             CompilationInfo* info,
+                                             Handle<Object> self_reference) {
   Isolate* isolate = info->isolate();
 
   // Allocate and install the code.
@@ -129,11 +129,9 @@ Handle<Code> CodeGenerator::MakeCodeEpilogue(MacroAssembler* masm,
       Code::ExtractKindFromFlags(flags) == Code::OPTIMIZED_FUNCTION ||
       info->IsStub();
   masm->GetCode(&desc);
-  Handle<Code> code =
-      isolate->factory()->NewCode(desc, flags, masm->CodeObject(),
-                                  false, is_crankshafted,
-                                  info->prologue_offset(),
-                                  info->is_debug() && !is_crankshafted);
+  Handle<Code> code = isolate->factory()->NewCode(
+      desc, flags, self_reference, false, is_crankshafted,
+      info->prologue_offset(), info->is_debug() && !is_crankshafted);
   isolate->counters()->total_compiled_code_size()->Increment(
       code->instruction_size());
   isolate->heap()->IncrementCodeGeneratedBytes(is_crankshafted,