Make sanitizer signal handlers work again.

services/service_manager/embedder/switches.cc

Index: services/service_manager/embedder/switches.cc
diff --git a/services/service_manager/embedder/switches.cc b/services/service_manager/embedder/switches.cc
index 729fd5523d09f4b1d7129e15655cb77960c493d5..a4559d08967a22c0babe109a48f08698e295c804 100644
--- a/services/service_manager/embedder/switches.cc
+++ b/services/service_manager/embedder/switches.cc
@@ -24,6 +24,9 @@ const char kDefaultServicePrefetchArgument[] = "/prefetch:8";
 
 #endif  // defined(OS_WIN)
 
+// Disable the in-process stack traces.
+const char kDisableInProcessStackTraces[] = "disable-in-process-stack-traces";
+
 // Controls whether console logging is enabled and optionally configures where
 // it's routed.
 const char kEnableLogging[] = "enable-logging";