[Files.app] Show dot files in the Drive volume.

chrome/browser/resources/file_manager/foreground/js/directory_contents.js

Index: chrome/browser/resources/file_manager/foreground/js/directory_contents.js
diff --git a/chrome/browser/resources/file_manager/foreground/js/directory_contents.js b/chrome/browser/resources/file_manager/foreground/js/directory_contents.js
index a964a6691a47fa03d8ac42f6775092f15637f996..9b38610e6878167b0850fd41bf8d33a86ce3e74a 100644
--- a/chrome/browser/resources/file_manager/foreground/js/directory_contents.js
+++ b/chrome/browser/resources/file_manager/foreground/js/directory_contents.js
@@ -323,11 +323,10 @@ DriveMetadataSearchContentScanner.prototype.scan = function(
  * When filters are changed, a 'changed' event is fired.
  *
  * @param {MetadataCache} metadataCache Metadata cache service.
- * @param {boolean} showHidden If files starting with '.' are shown.
  * @constructor
  * @extends {cr.EventTarget}
  */
-function FileFilter(metadataCache, showHidden) {
+function FileFilter(metadataCache) {
   /**
    * @type {MetadataCache}
    * @private
@@ -339,7 +338,6 @@ function FileFilter(metadataCache, showHidden) {
    * @private
    */
   this.filters_ = {};
-  this.setFilterHidden(!showHidden);
 
   // Do not show entries marked as 'deleted'.
   this.addFilter('deleted', function(entry) {
@@ -372,27 +370,6 @@ FileFilter.prototype.removeFilter = function(name) {
 };
 
 /**
- * @param {boolean} value If do not show hidden files.
- */
-FileFilter.prototype.setFilterHidden = function(value) {
-  if (value) {
-    this.addFilter(
-        'hidden',
-        function(entry) { return entry.name.substr(0, 1) !== '.'; }
-    );
-  } else {
-    this.removeFilter('hidden');
-  }
-};
-
-/**
- * @return {boolean} If the files with names starting with "." are not shown.
- */
-FileFilter.prototype.isFilterHiddenOn = function() {
-  return 'hidden' in this.filters_;
-};
-
-/**
  * @param {Entry} entry File entry.
  * @return {boolean} True if the file should be shown, false otherwise.
  */