text: // Copyright (c) 2019 GitHub, Inc.
  // Use of this source code is governed by the MIT license that can be
  // found in the LICENSE file.
  
  #include "electron/shell/browser/feature_list.h"
  
  #include <string>
  
  #include "base/base_switches.h"
  #include "base/command_line.h"
  #include "base/feature_list.h"
  #include "content/public/common/content_features.h"
  #include "electron/buildflags/buildflags.h"
  #include "media/base/media_switches.h"
  #include "net/base/features.h"
  
  namespace electron {
  
  void InitializeFeatureList() {
    auto* cmd_line = base::CommandLine::ForCurrentProcess();
    auto enable_features =
        cmd_line->GetSwitchValueASCII(::switches::kEnableFeatures);
    auto disable_features =
        cmd_line->GetSwitchValueASCII(::switches::kDisableFeatures);
    // Disable creation of spare renderer process with site-per-process mode,
    // it interferes with our process preference tracking for non sandboxed mode.
    // Can be reenabled when our site instance policy is aligned with chromium
    // when node integration is enabled.
    disable_features +=
        std::string(",") + features::kSpareRendererForSitePerProcess.name +
        // Disable SameSite-by-default, this will be a breaking change for many
        // apps which cannot land in master until 11-x-y is branched out. For more
        // info
        // https://groups.google.com/a/chromium.org/g/embedder-dev/c/4yJi4Twj2NM/m/9bhpWureCAAJ
        std::string(",") + net::features::kSameSiteByDefaultCookies.name +
        std::string(",") +
        net::features::kCookiesWithoutSameSiteMustBeSecure.name;
  
    // https://www.polymer-project.org/blog/2018-10-02-webcomponents-v0-deprecations
    // https://chromium-review.googlesource.com/c/chromium/src/+/1869562
    // Any website which uses older WebComponents will fail in without this
    // enabled, since Electron does not support origin trials.
    enable_features += std::string(",") + "WebComponentsV0Enabled";
  
  #if !BUILDFLAG(ENABLE_PICTURE_IN_PICTURE)
    disable_features += std::string(",") + media::kPictureInPicture.name;
  #endif
    base::FeatureList::InitializeInstance(enable_features, disable_features);
  }
  
  }  // namespace electron
  