Call SetApplicationIsDaemon() in V2 sandbox.

content/common/sandbox_init_mac.cc

 // Copyright (c) 2011 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/common/sandbox_init_mac.h"
 
+#include "base/callback.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "content/common/sandbox_mac.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/common/sandbox_init.h"
 #include "sandbox/mac/seatbelt.h"
 
 namespace content {
 
-bool InitializeSandbox(int sandbox_type, const base::FilePath& allowed_dir) {
+namespace {
+
+bool InitializeSandbox(int sandbox_type,
+                       const base::FilePath& allowed_dir,
+                       base::OnceClosure hook) {
   // Warm up APIs before turning on the sandbox.
   Sandbox::SandboxWarmup(sandbox_type);
 
+  // Execute the post warmup callback.
+  if (!hook.is_null())
+    std::move(hook).Run();
+
   // Actually sandbox the process.
   return Sandbox::EnableSandbox(sandbox_type, allowed_dir);
 }
 
+}  // namespace
+
+bool InitializeSandbox(int sandbox_type, const base::FilePath& allowed_dir) {
+  return InitializeSandbox(sandbox_type, allowed_dir, base::OnceClosure());
+}
+
 // Fill in |sandbox_type| and |allowed_dir| based on the command line,  returns
 // false if the current process type doesn't need to be sandboxed or if the
 // sandbox was disabled from the command line.
 bool GetSandboxTypeFromCommandLine(int* sandbox_type,
                                    base::FilePath* allowed_dir) {
   DCHECK(sandbox_type);
   DCHECK(allowed_dir);
 
   *sandbox_type = -1;
   *allowed_dir = base::FilePath();  // Empty by default.
@@ skipping 30 matching lines @@
     *sandbox_type = SANDBOX_TYPE_PPAPI;
   } else {
     // This is a process which we don't know about, i.e. an embedder-defined
     // process. If the embedder wants it sandboxed, they have a chance to return
     // the sandbox profile in ContentClient::GetSandboxProfileForSandboxType.
     return false;
   }
   return true;
 }
 
-bool InitializeSandbox() {
+bool InitializeSandboxWithPostWarmupHook(base::OnceClosure hook) {
   int sandbox_type = 0;
   base::FilePath allowed_dir;
   if (!GetSandboxTypeFromCommandLine(&sandbox_type, &allowed_dir))
     return true;
-  return InitializeSandbox(sandbox_type, allowed_dir);
+  return InitializeSandbox(sandbox_type, allowed_dir, std::move(hook));
+}
+
+bool InitializeSandbox() {
+  return InitializeSandboxWithPostWarmupHook(base::OnceClosure());
 }
 
 }  // namespace content