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

src/compiler.cc

Index: src/compiler.cc
diff --git a/src/compiler.cc b/src/compiler.cc
index 47b555c27706a8d9c65f53f856a9c4b3afaac916..d4e1d412e9003f5ceb9564466b49a21f57a7ccb3 100644
--- a/src/compiler.cc
+++ b/src/compiler.cc
@@ -1410,6 +1410,9 @@ static Handle<SharedFunctionInfo> CompileToplevel(CompilationInfo* info) {
                                    FLAG_min_preparse_length) &&
                               !info->is_debug();
 
+      // Consider parsing eagerly when targeting the code cache.
+      parse_allow_lazy &= !(FLAG_serialize_eager && info->will_serialize());
+
       parse_info->set_allow_lazy_parsing(parse_allow_lazy);
       if (!parse_allow_lazy &&
           (options == ScriptCompiler::kProduceParserCache ||
@@ -1770,6 +1773,9 @@ Handle<SharedFunctionInfo> Compiler::GetSharedFunctionInfo(
 
   bool lazy = FLAG_lazy && allow_lazy && !literal->should_eager_compile();
 
+  // Consider compiling eagerly when targeting the code cache.
+  lazy &= !(FLAG_serialize_eager && info.will_serialize());
+
   // Generate code
   TimerEventScope<TimerEventCompileCode> timer(isolate);
   TRACE_EVENT0("v8", "V8.CompileCode");