media: Verify CDM Host files

content/zygote/zygote_main_linux.cc

Index: content/zygote/zygote_main_linux.cc
diff --git a/content/zygote/zygote_main_linux.cc b/content/zygote/zygote_main_linux.cc
index 02beffae8a89ff2488c5be74efc600316fb31f06..cc02cffb22f02b1d8bbe11801312a9de494e08b4 100644
--- a/content/zygote/zygote_main_linux.cc
+++ b/content/zygote/zygote_main_linux.cc
@@ -36,6 +36,7 @@
 #include "build/build_config.h"
 #include "content/common/child_process_sandbox_support_impl_linux.h"
 #include "content/common/font_config_ipc_linux.h"
+#include "content/common/media/cdm_host_files.h"
 #include "content/common/sandbox_linux/sandbox_debug_handling_linux.h"
 #include "content/common/sandbox_linux/sandbox_linux.h"
 #include "content/common/zygote_commands_linux.h"
@@ -367,6 +368,10 @@ static void ZygotePreSandboxInit() {
   InitializeWebRtcModule();
 #endif
 
+#if BUILDFLAG(ENABLE_PEPPER_CDMS)
+  CdmHostFiles::CreateGlobalInstance();
+#endif
+
   SkFontConfigInterface::SetGlobal(
       new FontConfigIPC(GetSandboxFD()))->unref();