[serializer] add options to compile eagerly and pre-age for code cache.

src/compiler.h

 // Copyright 2012 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.
 
 #ifndef V8_COMPILER_H_
 #define V8_COMPILER_H_
 
 #include "src/allocation.h"
 #include "src/ast/ast.h"
 #include "src/bailout-reason.h"
@@ skipping 301 matching lines @@
   void MarkAsBailoutOnUninitialized() { SetFlag(kBailoutOnUninitialized); }
 
   bool is_bailout_on_uninitialized() const {
     return GetFlag(kBailoutOnUninitialized);
   }
 
   bool GeneratePreagedPrologue() const {
     // Generate a pre-aged prologue if we are optimizing for size, which
     // will make code flushing more aggressive. Only apply to Code::FUNCTION,
     // since StaticMarkingVisitor::IsFlushable only flushes proper functions.
-    return FLAG_optimize_for_size && FLAG_age_code && !will_serialize() &&
-           !is_debug() && output_code_kind() == Code::FUNCTION;
+    return FLAG_optimize_for_size && FLAG_age_code && !is_debug() &&
+           output_code_kind() == Code::FUNCTION;
   }
 
   void EnsureFeedbackVector();
   Handle<TypeFeedbackVector> feedback_vector() const {
     return feedback_vector_;
   }
   void SetCode(Handle<Code> code) { code_ = code; }
 
   void SetBytecodeArray(Handle<BytecodeArray> bytecode_array) {
     bytecode_array_ = bytecode_array;
@@ skipping 321 matching lines @@
     OptimizedCompileJob* job_;
     base::ElapsedTimer timer_;
     base::TimeDelta* location_;
   };
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_H_