[Interpreter] Add BytecodeArray class and add to SharedFunctionInfo.

src/factory.cc

Index: src/factory.cc
diff --git a/src/factory.cc b/src/factory.cc
index f8154180f0cbacccc32a3917b7e16fba7e4552e6..a005f7a59b57effd7f710382175b85be2e9ce09c 100644
--- a/src/factory.cc
+++ b/src/factory.cc
@@ -873,6 +873,15 @@ Handle<ByteArray> Factory::NewByteArray(int length, PretenureFlag pretenure) {
 }
 
 
+Handle<BytecodeArray> Factory::NewBytecodeArray(int length,
+                                                const byte* raw_bytecodes) {
+  DCHECK(0 <= length);
+  CALL_HEAP_FUNCTION(isolate(), isolate()->heap()->AllocateBytecodeArray(
+                                    length, raw_bytecodes),
+                     BytecodeArray);
+}
+
+
 Handle<ExternalArray> Factory::NewExternalArray(int length,
                                                 ExternalArrayType array_type,
                                                 void* external_pointer,
@@ -2176,6 +2185,7 @@ Handle<SharedFunctionInfo> Factory::NewSharedFunctionInfo(
   Handle<TypeFeedbackVector> feedback_vector =
       NewTypeFeedbackVector(&empty_spec);
   share->set_feedback_vector(*feedback_vector, SKIP_WRITE_BARRIER);
+  share->set_bytecode_array(*empty_bytecode_array(), SKIP_WRITE_BARRIER);
 #if TRACE_MAPS
   share->set_unique_id(isolate()->GetNextUniqueSharedFunctionInfoId());
 #endif