Don't crash service process on start initializing V8

content/app/content_main_runner.cc

Index: content/app/content_main_runner.cc
diff --git a/content/app/content_main_runner.cc b/content/app/content_main_runner.cc
index 43c0d006ccadb7f294366c41e4489e00ba5db2f7..7c8e7ebd677c577abe32ebd6b6a21013db385cc8 100644
--- a/content/app/content_main_runner.cc
+++ b/content/app/content_main_runner.cc
@@ -703,7 +703,8 @@ class ContentMainRunnerImpl : public ContentMainRunner {
     // kV8NativesDataDescriptor and kV8SnapshotDataDescriptor are shared with
     // child processes. On Android they are set in
     // ChildProcessService::InternalInitChildProcess, otherwise set them here.
-    if (!process_type.empty() && process_type != switches::kZygoteProcess) {
+    if (!process_type.empty() && process_type != switches::kZygoteProcess
+        && process_type != "service") {
       g_fds->Set(
           kV8NativesDataDescriptor,
           kV8NativesDataDescriptor + base::GlobalDescriptors::kBaseDescriptor);