base: Remove the string logging from CHECK().

services/service_manager/runner/host/linux_sandbox.cc

Index: services/service_manager/runner/host/linux_sandbox.cc
diff --git a/services/service_manager/runner/host/linux_sandbox.cc b/services/service_manager/runner/host/linux_sandbox.cc
index 46fc62fa58246935a4cac5af85649a3024371a9b..25b6798c2ac7c2edcad60f2f8900d64b3c728f19 100644
--- a/services/service_manager/runner/host/linux_sandbox.cc
+++ b/services/service_manager/runner/host/linux_sandbox.cc
@@ -151,9 +151,9 @@ void LinuxSandbox::EngageSeccompSandbox() {
       openat(proc_fd_.get(), ".", O_RDONLY | O_DIRECTORY | O_CLOEXEC)));
   CHECK(proc_fd.is_valid());
   sandbox.SetProcFd(std::move(proc_fd));
+  // Starting the process with a sandbox failed. Missing kernel support.
   CHECK(
-      sandbox.StartSandbox(sandbox::SandboxBPF::SeccompLevel::SINGLE_THREADED))
-      << "Starting the process with a sandbox failed. Missing kernel support.";
+      sandbox.StartSandbox(sandbox::SandboxBPF::SeccompLevel::SINGLE_THREADED));
 
   // The Broker is now bound to this process and should only be destroyed when
   // the process exits or is killed.