Files required by a service now listed in manifest.

content/browser/service_manager/service_manager_context.cc

Index: content/browser/service_manager/service_manager_context.cc
diff --git a/content/browser/service_manager/service_manager_context.cc b/content/browser/service_manager/service_manager_context.cc
index 0cad78c8a54fbce6dde976f6c5948d6b269c2fc6..60146a7811f57737322f65466db1c2c45617695c 100644
--- a/content/browser/service_manager/service_manager_context.cc
+++ b/content/browser/service_manager/service_manager_context.cc
@@ -15,6 +15,7 @@
 #include "base/memory/ptr_util.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/utf_string_conversions.h"
+#include "content/browser/child_process_launcher.h"
 #include "content/browser/gpu/gpu_process_host.h"
 #include "content/browser/service_manager/merge_dictionary.h"
 #include "content/common/service_manager/service_manager_connection_impl.h"
@@ -29,6 +30,7 @@
 #include "mojo/edk/embedder/embedder.h"
 #include "services/catalog/catalog.h"
 #include "services/catalog/manifest_provider.h"
+#include "services/catalog/public/cpp/manifest_parsing_util.h"
 #include "services/catalog/public/interfaces/constants.mojom.h"
 #include "services/catalog/store.h"
 #include "services/device/device_service.h"
@@ -140,6 +142,13 @@ class BuiltinManifestProvider : public catalog::ManifestProvider {
       MergeDictionary(manifest_dictionary, overlay_dictionary);
     }
 
+    base::Optional<catalog::RequiredFileMap> required_files =
+        catalog::RetrieveRequiredFiles(*manifest_value);
+    if (required_files) {
+      ChildProcessLauncher::SetRegisteredFilesForService(
+          name.as_string(), std::move(required_files.value()));
+    }
+
     auto result = manifests_.insert(
         std::make_pair(name.as_string(), std::move(manifest_value)));
     DCHECK(result.second) << "Duplicate manifest entry: " << name;
@@ -304,9 +313,8 @@ ServiceManagerContext::ServiceManagerContext() {
       ->RegisterOutOfProcessServices(&sandboxed_services);
   for (const auto& service : sandboxed_services) {
     ServiceManagerConnection::GetForProcess()->AddServiceRequestHandler(
-      service.first,
-        base::Bind(&StartServiceInUtilityProcess, service.first, service.second,
-                   true /* use_sandbox */));
+        service.first, base::Bind(&StartServiceInUtilityProcess, service.first,
+                                  service.second, true /* use_sandbox */));
   }
 
   ContentBrowserClient::OutOfProcessServiceMap unsandboxed_services;