Have each SandboxedProcessLauncherDelegate maintain a zygote.

content/browser/browser_main_loop.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/browser_main_loop.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 34 matching lines @@
 #include "content/browser/gpu/compositor_util.h"
 #include "content/browser/gpu/gpu_data_manager_impl.h"
 #include "content/browser/gpu/gpu_process_host.h"
 #include "content/browser/gpu/gpu_process_host_ui_shim.h"
 #include "content/browser/histogram_synchronizer.h"
 #include "content/browser/loader/resource_dispatcher_host_impl.h"
 #include "content/browser/media/media_internals.h"
 #include "content/browser/mojo/mojo_shell_context.h"
 #include "content/browser/net/browser_online_state_observer.h"
 #include "content/browser/renderer_host/media/media_stream_manager.h"
+#include "content/browser/renderer_host/render_process_host_impl.h"
 #include "content/browser/speech/speech_recognition_manager_impl.h"
 #include "content/browser/startup_task_runner.h"
 #include "content/browser/time_zone_monitor.h"
+#include "content/browser/utility_process_host_impl.h"
 #include "content/browser/webui/content_web_ui_controller_factory.h"
 #include "content/browser/webui/url_data_manager.h"
 #include "content/common/content_switches_internal.h"
 #include "content/common/host_discardable_shared_memory_manager.h"
 #include "content/common/host_shared_bitmap_manager.h"
 #include "content/common/resource_messages.h"
 #include "content/public/browser/browser_main_parts.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/tracing_controller.h"
@@ skipping 78 matching lines @@
 #if defined(OS_LINUX) && defined(USE_UDEV)
 #include "content/browser/device_monitor_udev.h"
 #elif defined(OS_MACOSX) && !defined(OS_IOS)
 #include "content/browser/device_monitor_mac.h"
 #endif
 
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
 #include "content/browser/renderer_host/render_sandbox_host_linux.h"
 #include "content/browser/zygote_host/zygote_host_impl_linux.h"
 #include "sandbox/linux/suid/client/setuid_sandbox_host.h"
+
+#if !defined(OS_ANDROID)
+#include "content/browser/ppapi_plugin_process_host.h"
+#endif
 #endif
 
 #if defined(ENABLE_PLUGINS)
 #include "content/browser/plugin_service_impl.h"
 #endif
 
 #if defined(TCMALLOC_TRACE_MEMORY_SUPPORTED)
 #include "third_party/tcmalloc/chromium/src/gperftools/heap-profiler.h"
 #endif
 
@@ skipping 49 matching lines @@
       // otherwise.
       LOG(FATAL) << no_suid_error;
     }
   } else {
     LOG(ERROR) << no_suid_error;
   }
 
   // Tickle the sandbox host and zygote host so they fork now.
   RenderSandboxHostLinux::GetInstance()->Init();
   ZygoteHostImpl::GetInstance()->Init(sandbox_binary.value());
+  RenderProcessHostImpl::EarlyZygoteLaunch();
+  PpapiPluginProcessHost::EarlyZygoteLaunch();
+  UtilityProcessHostImpl::EarlyZygoteLaunch();
 }
 #endif
 
 #if defined(USE_GLIB)
 static void GLibLogHandler(const gchar* log_domain,
                            GLogLevelFlags log_level,
                            const gchar* message,
                            gpointer userdata) {
   if (!log_domain)
     log_domain = "<unknown>";
@@ skipping 1227 matching lines @@
   DCHECK(is_tracing_startup_for_duration_);
 
   is_tracing_startup_for_duration_ = false;
   TracingController::GetInstance()->StopTracing(
       TracingController::CreateFileSink(
           startup_trace_file_,
           base::Bind(OnStoppedStartupTracing, startup_trace_file_)));
 }
 
 }  // namespace content