media: Verify CDM Host files

content/zygote/zygote_main_linux.cc

 // Copyright (c) 2012 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/zygote/zygote_main.h"
 
 #include <dlfcn.h>
 #include <fcntl.h>
 #include <pthread.h>
 #include <signal.h>
@@ skipping 58 matching lines @@
 
 #if BUILDFLAG(ENABLE_WEBRTC)
 #include "third_party/webrtc_overrides/init_webrtc.h"
 #endif
 
 #if defined(SANITIZER_COVERAGE)
 #include <sanitizer/common_interface_defs.h>
 #include <sanitizer/coverage_interface.h>
 #endif
 
+#if BUILDFLAG(ENABLE_PEPPER_CDMS)
+#include "content/common/media/cdm_host_files.h"
+#endif
+
 namespace content {
 
 namespace {
 
 base::LazyInstance<std::set<std::string>>::Leaky g_timezones =
     LAZY_INSTANCE_INITIALIZER;
 base::LazyInstance<base::Lock>::Leaky g_timezones_lock =
     LAZY_INSTANCE_INITIALIZER;
 
 void CloseFds(const std::vector<int>& fds) {
@@ skipping 271 matching lines @@
   RAND_set_urandom_fd(base::GetUrandomFD());
 
 #if BUILDFLAG(ENABLE_PLUGINS)
   // Ensure access to the Pepper plugins before the sandbox is turned on.
   PreloadPepperPlugins();
 #endif
 #if BUILDFLAG(ENABLE_WEBRTC)
   InitializeWebRtcModule();
 #endif
 
+#if BUILDFLAG(ENABLE_PEPPER_CDMS)
+  CdmHostFiles::CreateGlobalInstance();
+#endif
+
   SkFontConfigInterface::SetGlobal(
       new FontConfigIPC(GetSandboxFD()))->unref();
 
   // Set the android SkFontMgr for blink. We need to ensure this is done
   // before the sandbox is initialized to allow the font manager to access
   // font configuration files on disk.
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kAndroidFontsPath)) {
     std::string android_fonts_dir =
         base::CommandLine::ForCurrentProcess()->GetSwitchValueASCII(
@@ skipping 285 matching lines @@
   const bool namespace_sandbox_engaged = sandbox_flags & kSandboxLinuxUserNS;
   CHECK_EQ(using_namespace_sandbox, namespace_sandbox_engaged);
 
   Zygote zygote(sandbox_flags, std::move(fork_delegates), extra_children,
                 extra_fds);
   // This function call can return multiple times, once per fork().
   return zygote.ProcessRequests();
 }
 
 }  // namespace content