Supports DevTools socket access authentication based on Android permissions.

net/socket/unix_domain_server_socket_posix.h

Index: net/socket/unix_domain_server_socket_posix.h
diff --git a/net/socket/unix_domain_server_socket_posix.h b/net/socket/unix_domain_server_socket_posix.h
index 06fb8d32c47bc4b0e700fa70f51d3f2ab80aa36d..b76280aa96af21307aff79916b821004b75b4d8d 100644
--- a/net/socket/unix_domain_server_socket_posix.h
+++ b/net/socket/unix_domain_server_socket_posix.h
@@ -26,10 +26,11 @@ class SocketLibevent;
 class NET_EXPORT UnixDomainServerSocket : public ServerSocket {
  public:
   // Callback that returns whether the already connected client, identified by
-  // its process |user_id| and |group_id|, is allowed to keep the connection
-  // open. Note that the socket is closed immediately in case the callback
-  // returns false.
-  typedef base::Callback<bool (uid_t user_id, gid_t group_id)> AuthCallback;
+  // its |process_id|, |user_id| and |group_id|, is allowed to keep
+  // the connection open. Note that the socket is closed immediately in case
+  // the callback returns false.
+  typedef base::Callback<
+      bool (pid_t process_id, uid_t user_id, gid_t group_id)> AuthCallback;
 
   UnixDomainServerSocket(const AuthCallback& auth_callack,
                          bool use_abstract_namespace);
@@ -37,6 +38,7 @@ class NET_EXPORT UnixDomainServerSocket : public ServerSocket {
 
   // Gets UID and GID of peer to check permissions.
   static bool GetPeerIds(SocketDescriptor socket_fd,
+                         pid_t* process_id,
                          uid_t* user_id,
                          gid_t* group_id);