message: Back out "Enable `InsertSourceBlocks`"
  Summary: Investigate out-sized impact on instruction count.
diff: @@ -256,6 +256,15 @@ void InsertSourceBlocksPass::bind_config() {
  void InsertSourceBlocksPass::run_pass(DexStoresVector& stores,
  ConfigFiles& conf,
  PassManager& mgr) {
  + // TODO(agampe): This should eventually go away. For now, avoid the
  + // overhead.
  + if (!mgr.get_redex_options().instrument_pass_enabled && !m_force_run) {
  + TRACE(METH_PROF,
  + 1,
  + "Not an instrumentation build, not running InsertSourceBlocksPass");
  + return;
  + }
  +
  std::vector<std::unique_ptr<ProfileFile>> profile_files;
  if (!m_profile_files.empty()) {
  std::vector<std::string> files;
  