message: add API in DexField to change encoded value
diff: @@ -391,6 +391,17 @@ class DexField : public DexFieldRef {
  return m_deobfuscated_name;
  }
  + void set_value(DexEncodedValue* v) {
  + always_assert_log(
  + m_concrete,
  + "Field needs to be concrete to be attached an encoded value.");
  + always_assert_log(
  + v,
  + "Encoded value can't be nullptr. Use DexEncodedValue::zero_for_type() "
  + "to obtain a default value.");
  + m_value = v;
  + }
  +
  void make_concrete(DexAccessFlags access_flags, DexEncodedValue* v = nullptr);
  void clear_annotations() {
  delete m_anno;
  