chromium/content/renderer/renderer_main.cc

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include <stddef.h>

#include <optional>
#include <utility>

#include "base/allocator/partition_alloc_support.h"
#include "base/base_switches.h"
#include "base/command_line.h"
#include "base/debug/debugger.h"
#include "base/debug/leak_annotations.h"
#include "base/feature_list.h"
#include "base/i18n/rtl.h"
#include "base/message_loop/message_pump.h"
#include "base/message_loop/message_pump_type.h"
#include "base/metrics/histogram_functions.h"
#include "base/metrics/histogram_macros.h"
#include "base/pending_task.h"
#include "base/process/current_process.h"
#include "base/run_loop.h"
#include "base/strings/string_number_conversions.h"
#include "base/system/sys_info.h"
#include "base/task/sequence_manager/sequence_manager.h"
#include "base/threading/hang_watcher.h"
#include "base/threading/platform_thread.h"
#include "base/timer/hi_res_timer_manager.h"
#include "base/trace_event/trace_event.h"
#include "build/build_config.h"
#include "build/chromeos_buildflags.h"
#include "content/common/content_constants_internal.h"
#include "content/common/content_switches_internal.h"
#include "content/common/features.h"
#include "content/common/skia_utils.h"
#include "content/public/common/content_features.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/main_function_params.h"
#include "content/public/renderer/content_renderer_client.h"
#include "content/public/renderer/render_thread.h"
#include "content/renderer/render_process_impl.h"
#include "content/renderer/render_thread_impl.h"
#include "content/renderer/renderer_main_platform_delegate.h"
#include "media/media_buildflags.h"
#include "mojo/public/cpp/bindings/interface_endpoint_client.h"
#include "mojo/public/cpp/bindings/mojo_buildflags.h"
#include "ppapi/buildflags/buildflags.h"
#include "sandbox/policy/switches.h"
#include "services/tracing/public/cpp/trace_startup.h"
#include "third_party/blink/public/platform/platform.h"
#include "third_party/blink/public/platform/scheduler/web_thread_scheduler.h"
#include "third_party/webrtc_overrides/init_webrtc.h"  // nogncheck
#include "ui/base/ui_base_switches.h"

#if BUILDFLAG(IS_WIN)
#include "components/startup_metric_utils/renderer/startup_metric_utils.h"
#endif  // BUILDFLAG(IS_WIN)

#if BUILDFLAG(IS_ANDROID)
#include "base/android/library_loader/library_loader_hooks.h"
#endif  // BUILDFLAG(IS_ANDROID)

#if BUILDFLAG(IS_MAC)
#include <Carbon/Carbon.h>
#include <signal.h>
#include <unistd.h>

#include "base/apple/scoped_nsautorelease_pool.h"
#include "base/message_loop/message_pump_apple.h"
#include "third_party/blink/public/web/web_view.h"
#endif  // BUILDFLAG(IS_MAC)

#if BUILDFLAG(IS_CHROMEOS_ASH)
#if defined(ARCH_CPU_X86_64)
#include "chromeos/ash/components/memory/userspace_swap/userspace_swap_renderer_initialization_impl.h"
#endif  // defined(X86_64)
#endif  // BUILDFLAG(IS_CHROMEOS_ASH)

#if BUILDFLAG(IS_CHROMEOS)
#include "chromeos/system/core_scheduling.h"
#endif  // BUILDFLAG(IS_CHROMEOS)

#if BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
#include "content/child/sandboxed_process_thread_type_handler.h"
#endif

#if BUILDFLAG(ENABLE_PPAPI)
#include "content/renderer/pepper/pepper_plugin_registry.h"
#endif

#if BUILDFLAG(MOJO_RANDOM_DELAYS_ENABLED)
#include "mojo/public/cpp/bindings/lib/test_random_mojo_delays.h"
#endif

namespace content {
namespace {

// This function provides some ways to test crash and assertion handling
// behavior of the renderer.
void HandleRendererErrorTestParameters(const base::CommandLine& command_line) { … }

std::unique_ptr<base::MessagePump> CreateMainThreadMessagePump() { … }

void LogTimeToStartRunLoop(const base::CommandLine& command_line,
                           base::TimeTicks run_loop_start_time) { … }

}  // namespace

// mainline routine for running as the Renderer process
int RendererMain(MainFunctionParams parameters) { … }

}  // namespace content