Files required by a service now listed in manifest.

services/catalog/store.cc

Index: services/catalog/store.cc
diff --git a/services/catalog/store.cc b/services/catalog/store.cc
index 402729c9f7587b52143e8986bc9188a971a45dc4..7095312caff9fe5a448640d5ca44602ff67195d6 100644
--- a/services/catalog/store.cc
+++ b/services/catalog/store.cc
@@ -18,5 +18,18 @@ const char Store::kInterfaceProviderSpecs_ProvidesKey[] = "provides";
 const char Store::kInterfaceProviderSpecs_RequiresKey[] = "requires";
 // static
 const char Store::kServicesKey[] = "services";
-
+// static
+const char Store::kRequiredFilesKey[] = "required_files";
+// static
+const char Store::kRequiredFilesKey_PathKey[] = "path";
+// static
+const char Store::kRequiredFilesKey_PlatformKey[] = "platform";
+// static
+const char Store::kRequiredFilesKey_PlatformValue_Windows[] = "windows";
+// static
+const char Store::kRequiredFilesKey_PlatformValue_Linux[] = "linux";
+// static
+const char Store::kRequiredFilesKey_PlatformValue_MacOSX[] = "macosx";
+// static
+const char Store::kRequiredFilesKey_PlatformValue_Android[] = "android";
 }  // namespace catalog