message: Rename GetHeaderAddress to GetBaseAddress
diff: @@ -132,7 +132,7 @@ void SwiftLanguageRuntime::SetupReflection() {
  auto *obj_file = M->GetObjectFile();
  if (!obj_file)
  return;
  - Address start_address = obj_file->GetHeaderAddress();
  + Address start_address = obj_file->GetBaseAddress();
  auto load_ptr = static_cast<uintptr_t>(start_address.GetLoadAddress(&target));
  // Bail out if we can't read the executable instead of crashing.
  @@ -147,7 +147,7 @@ void SwiftLanguageRuntime::SetupReflection() {
  auto *obj_file = module_sp->GetObjectFile();
  if (!obj_file)
  return false;
  - Address start_address = obj_file->GetHeaderAddress();
  + Address start_address = obj_file->GetBaseAddress();
  auto load_ptr = static_cast<uintptr_t>(
  start_address.GetLoadAddress(&(m_process->GetTarget())));
  if (load_ptr == 0 || load_ptr == LLDB_INVALID_ADDRESS)
  @@ -232,7 +232,7 @@ void SwiftLanguageRuntime::ModulesDidLoad(const ModuleList &module_list) {
  auto *obj_file = module_sp->GetObjectFile();
  if (!obj_file)
  return true;
  - Address start_address = obj_file->GetHeaderAddress();
  + Address start_address = obj_file->GetBaseAddress();
  auto load_ptr = static_cast<uintptr_t>(
  start_address.GetLoadAddress(&(m_process->GetTarget())));
  if (load_ptr == 0 || load_ptr == LLDB_INVALID_ADDRESS)
  