Compile more targets in file_manager in gyp v2.

ui/file_manager/file_manager/foreground/js/constants.js

Index: ui/file_manager/file_manager/foreground/js/constants.js
diff --git a/ui/file_manager/file_manager/foreground/js/constants.js b/ui/file_manager/file_manager/foreground/js/constants.js
index cec18d1b3cbeeeb09579e182e35ea71ec80ff429..e094559e4e28bee55408420bf9b8389ace85a99b 100644
--- a/ui/file_manager/file_manager/foreground/js/constants.js
+++ b/ui/file_manager/file_manager/foreground/js/constants.js
@@ -9,6 +9,11 @@
 var constants = {};
 
 /**
+ * @const {!Array<string>}
+ */
+constants.ACTIONS_MODEL_METADATA_PREFETCH_PROPERTY_NAMES = ['hosted', 'pinned'];
+
+/**
  * The list of executable file extensions.
  *
  * @const
@@ -22,3 +27,28 @@ constants.EXECUTABLE_EXTENSIONS = Object.freeze([
   '.jar',
   '.msi',
 ]);
+
+/**
+ * These metadata is expected to be cached to accelerate computeAdditional.
+ * See: crbug.com/458915.
+ * @const {!Array<string>}
+ */
+constants.FILE_SELECTION_METADATA_PREFETCH_PROPERTY_NAMES = [
+  'availableOffline',
+  'contentMimeType',
+];
+
+/**
+ * Metadata property names used by FileTable and FileGrid.
+ * These metadata is expected to be cached.
+ * @const {!Array<string>}
+ */
+constants.LIST_CONTAINER_METADATA_PREFETCH_PROPERTY_NAMES = [
+  'availableOffline',
+  'contentMimeType',
+  'customIconUrl',
+  'hosted',
+  'modificationTime',
+  'shared',
+  'size',
+];