[compiler] Remove CodeStub from CompilationInfo

src/codegen.cc

Index: src/codegen.cc
diff --git a/src/codegen.cc b/src/codegen.cc
index a57cbb3a5e666e5ded344b98d6f691f109ea5c79..692fa64bb69d34e2fe2f1ff6c815c2a5b7852b1e 100644
--- a/src/codegen.cc
+++ b/src/codegen.cc
@@ -124,18 +124,9 @@ Handle<Code> CodeGenerator::MakeCodeEpilogue(MacroAssembler* masm,
                                              CompilationInfo* info) {
   Isolate* isolate = info->isolate();
 
-  Code::Flags flags;
-  if (info->IsStub() && info->code_stub()) {
-    DCHECK_EQ(info->output_code_kind(), info->code_stub()->GetCodeKind());
-    flags = Code::ComputeFlags(
-        info->output_code_kind(), info->code_stub()->GetICState(),
-        info->code_stub()->GetExtraICState(), info->code_stub()->GetStubType());
-  } else {
-    flags = Code::ComputeFlags(info->output_code_kind());
-  }
-
   // Allocate and install the code.
   CodeDesc desc;
+  Code::Flags flags = info->code_flags();
   bool is_crankshafted =
       Code::ExtractKindFromFlags(flags) == Code::OPTIMIZED_FUNCTION ||
       info->IsStub();