From 93d4b6ced400c6a41340d8df8d9d84bf50835164 Mon Sep 17 00:00:00 2001
From: Chinmay Garde <chinmaygarde@gmail.com>
Date: Mon, 22 Apr 2019 14:31:33 -0700
Subject: [PATCH] Revert "Remove unused Settings::ToString. (#8642)"
 (flutter/engine#8689)

This reverts commit 36c47b759e12aa181e5a4d8a530ec2ed6700fbdb.

Reland tracked in https://github.com/flutter/flutter/issues/31433.
---
 engine/src/flutter/common/settings.cc | 40 +++++++++++++++++++++++++++
 engine/src/flutter/common/settings.h  |  2 ++
 2 files changed, 42 insertions(+)

diff --git a/engine/src/flutter/common/settings.cc b/engine/src/flutter/common/settings.cc
index 12f6bc6386c..7dae838f4ac 100644
--- a/engine/src/flutter/common/settings.cc
+++ b/engine/src/flutter/common/settings.cc
@@ -14,4 +14,44 @@ Settings::Settings(const Settings& other) = default;
 
 Settings::~Settings() = default;
 
+std::string Settings::ToString() const {
+  std::stringstream stream;
+  stream << "Settings: " << std::endl;
+  stream << "vm_snapshot_data_path: " << vm_snapshot_data_path << std::endl;
+  stream << "vm_snapshot_instr_path: " << vm_snapshot_instr_path << std::endl;
+  stream << "isolate_snapshot_data_path: " << isolate_snapshot_data_path
+         << std::endl;
+  stream << "isolate_snapshot_instr_path: " << isolate_snapshot_instr_path
+         << std::endl;
+  stream << "application_library_path: " << application_library_path
+         << std::endl;
+  stream << "temp_directory_path: " << temp_directory_path << std::endl;
+  stream << "dart_flags:" << std::endl;
+  for (const auto& dart_flag : dart_flags) {
+    stream << "    " << dart_flag << std::endl;
+  }
+  stream << "start_paused: " << start_paused << std::endl;
+  stream << "trace_skia: " << trace_skia << std::endl;
+  stream << "trace_startup: " << trace_startup << std::endl;
+  stream << "trace_systrace: " << trace_systrace << std::endl;
+  stream << "dump_skp_on_shader_compilation: " << dump_skp_on_shader_compilation
+         << std::endl;
+  stream << "endless_trace_buffer: " << endless_trace_buffer << std::endl;
+  stream << "enable_dart_profiling: " << enable_dart_profiling << std::endl;
+  stream << "disable_dart_asserts: " << disable_dart_asserts << std::endl;
+  stream << "enable_observatory: " << enable_observatory << std::endl;
+  stream << "observatory_port: " << observatory_port << std::endl;
+  stream << "ipv6: " << ipv6 << std::endl;
+  stream << "use_test_fonts: " << use_test_fonts << std::endl;
+  stream << "enable_software_rendering: " << enable_software_rendering
+         << std::endl;
+  stream << "log_tag: " << log_tag << std::endl;
+  stream << "icu_initialization_required: " << icu_initialization_required
+         << std::endl;
+  stream << "icu_data_path: " << icu_data_path << std::endl;
+  stream << "assets_dir: " << assets_dir << std::endl;
+  stream << "assets_path: " << assets_path << std::endl;
+  return stream.str();
+}
+
 }  // namespace flutter
diff --git a/engine/src/flutter/common/settings.h b/engine/src/flutter/common/settings.h
index a1d6c64fa12..d71cd408dd3 100644
--- a/engine/src/flutter/common/settings.h
+++ b/engine/src/flutter/common/settings.h
@@ -146,6 +146,8 @@ struct Settings {
   fml::UniqueFD::element_type assets_dir =
       fml::UniqueFD::traits_type::InvalidValue();
   std::string assets_path;
+
+  std::string ToString() const;
 };
 
 }  // namespace flutter