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 db56719c833e15ef86a50ad54b1117d3f36b5614..a398ae9a5d1a36c9d2b413870f8daa7cbdb06777 100644
--- a/content/browser/service_manager/service_manager_context.cc
+++ b/content/browser/service_manager/service_manager_context.cc
@@ -16,6 +16,7 @@
 #include "base/process/process_handle.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"
@@ -30,6 +31,7 @@
 #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"
@@ -141,6 +143,13 @@ 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));
+    }
+
     auto result = manifests_.insert(
         std::make_pair(name.as_string(), std::move(manifest_value)));
     DCHECK(result.second) << "Duplicate manifest entry: " << name;